diff --git a/src/main/java/com/reandroid/arsc/array/EntryArray.java b/src/main/java/com/reandroid/arsc/array/EntryArray.java
index 2935670..efab520 100755
--- a/src/main/java/com/reandroid/arsc/array/EntryArray.java
+++ b/src/main/java/com/reandroid/arsc/array/EntryArray.java
@@ -1,4 +1,4 @@
- /*
+/*
   *  Copyright (C) 2022 github.com/REAndroid
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,6 +16,8 @@
 package com.reandroid.arsc.array;
 
 import com.reandroid.arsc.item.IntegerItem;
+import com.reandroid.arsc.pool.SpecStringPool;
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.arsc.value.Entry;
 import com.reandroid.json.JSONConvert;
 import com.reandroid.json.JSONArray;
@@ -28,6 +30,20 @@ public class EntryArray extends OffsetBlockArray<Entry> implements JSONConvert<J
     public EntryArray(OffsetArray offsets, IntegerItem itemCount, IntegerItem itemStart){
         super(offsets, itemCount, itemStart);
     }
+    public void linkTableStringsInternal(TableStringPool tableStringPool){
+        Iterator<Entry> itr = iterator(true);
+        while (itr.hasNext()){
+            Entry entry = itr.next();
+            entry.linkTableStringsInternal(tableStringPool);
+        }
+    }
+    public void linkSpecStringsInternal(SpecStringPool specStringPool){
+        Iterator<Entry> itr = iterator(true);
+        while (itr.hasNext()){
+            Entry entry = itr.next();
+            entry.linkSpecStringsInternal(specStringPool);
+        }
+    }
     public int getHighestEntryId(){
         if(isSparse()){
             return ((SparseOffsetsArray) getOffsetArray()).getHighestId();
diff --git a/src/main/java/com/reandroid/arsc/chunk/PackageBlock.java b/src/main/java/com/reandroid/arsc/chunk/PackageBlock.java
index 4ddf940..0ed69f5 100755
--- a/src/main/java/com/reandroid/arsc/chunk/PackageBlock.java
+++ b/src/main/java/com/reandroid/arsc/chunk/PackageBlock.java
@@ -27,6 +27,7 @@ import com.reandroid.arsc.header.PackageHeader;
 import com.reandroid.arsc.list.OverlayableList;
 import com.reandroid.arsc.list.StagedAliasList;
 import com.reandroid.arsc.pool.SpecStringPool;
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.arsc.pool.TypeStringPool;
 import com.reandroid.arsc.value.Entry;
 import com.reandroid.arsc.value.LibraryInfo;
@@ -68,6 +69,16 @@ public class PackageBlock extends Chunk<PackageHeader>
         addChild(mSpecStringPool);
         addChild(mBody);
     }
+    public void linkTableStringsInternal(TableStringPool tableStringPool){
+        for(SpecTypePair specTypePair : listAllSpecTypePair()){
+            specTypePair.linkTableStringsInternal(tableStringPool);
+        }
+    }
+    public void linkSpecStringsInternal(SpecStringPool specStringPool){
+        for(SpecTypePair specTypePair : listAllSpecTypePair()){
+            specTypePair.linkSpecStringsInternal(specStringPool);
+        }
+    }
     public void destroy(){
         getEntriesGroupMap().clear();
         getPackageBody().destroy();
@@ -221,6 +232,7 @@ public class PackageBlock extends Chunk<PackageHeader>
             if(!this.entryGroupMapLocked){
                 return;
             }
+            entryGroupMapLocked = false;
             Map<Integer, EntryGroup> map = this.mEntriesGroup;
             map.clear();
             createEntryGroupMap(map);
diff --git a/src/main/java/com/reandroid/arsc/chunk/TableBlock.java b/src/main/java/com/reandroid/arsc/chunk/TableBlock.java
index ce6e13d..7f6f2d6 100755
--- a/src/main/java/com/reandroid/arsc/chunk/TableBlock.java
+++ b/src/main/java/com/reandroid/arsc/chunk/TableBlock.java
@@ -53,6 +53,11 @@ public class TableBlock extends Chunk<TableHeader>
         addChild(mPackageArray);
     }
 
+    public void linkTableStringsInternal(TableStringPool tableStringPool){
+        for(PackageBlock packageBlock : listPackages()){
+            packageBlock.linkTableStringsInternal(tableStringPool);
+        }
+    }
     public List<Entry> resolveReference(int referenceId){
         return resolveReference(referenceId, null);
     }
diff --git a/src/main/java/com/reandroid/arsc/chunk/TypeBlock.java b/src/main/java/com/reandroid/arsc/chunk/TypeBlock.java
index f382836..b603205 100755
--- a/src/main/java/com/reandroid/arsc/chunk/TypeBlock.java
+++ b/src/main/java/com/reandroid/arsc/chunk/TypeBlock.java
@@ -24,6 +24,8 @@ import com.reandroid.arsc.header.TypeHeader;
 import com.reandroid.arsc.io.BlockLoad;
 import com.reandroid.arsc.io.BlockReader;
 import com.reandroid.arsc.item.*;
+import com.reandroid.arsc.pool.SpecStringPool;
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.arsc.pool.TypeStringPool;
 import com.reandroid.arsc.value.Entry;
 import com.reandroid.arsc.value.ResConfig;
@@ -59,6 +61,14 @@ public class TypeBlock extends Chunk<TypeHeader>
         addChild(entryOffsets);
         addChild(mEntryArray);
     }
+    public void linkTableStringsInternal(TableStringPool tableStringPool){
+        EntryArray entryArray = getEntryArray();
+        entryArray.linkTableStringsInternal(tableStringPool);
+    }
+    public void linkSpecStringsInternal(SpecStringPool specStringPool){
+        EntryArray entryArray = getEntryArray();
+        entryArray.linkSpecStringsInternal(specStringPool);
+    }
     public boolean isSparse(){
         return getHeaderBlock().isSparse();
     }
diff --git a/src/main/java/com/reandroid/arsc/chunk/xml/ResXmlAttribute.java b/src/main/java/com/reandroid/arsc/chunk/xml/ResXmlAttribute.java
index ce3b119..991bcbf 100755
--- a/src/main/java/com/reandroid/arsc/chunk/xml/ResXmlAttribute.java
+++ b/src/main/java/com/reandroid/arsc/chunk/xml/ResXmlAttribute.java
@@ -1,489 +1,490 @@
- /*
-  *  Copyright (C) 2022 github.com/REAndroid
-  *
-  *  Licensed under the Apache License, Version 2.0 (the "License");
-  *  you may not use this file except in compliance with the License.
-  *  You may obtain a copy of the License at
-  *
-  *      http://www.apache.org/licenses/LICENSE-2.0
-  *
-  * Unless required by applicable law or agreed to in writing, software
-  * distributed under the License is distributed on an "AS IS" BASIS,
-  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  * See the License for the specific language governing permissions and
-  * limitations under the License.
-  */
- package com.reandroid.arsc.chunk.xml;
+/*
+ *  Copyright (C) 2022 github.com/REAndroid
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.reandroid.arsc.chunk.xml;
 
- import com.reandroid.arsc.decoder.ValueDecoder;
- import com.reandroid.arsc.group.EntryGroup;
- import com.reandroid.arsc.io.BlockReader;
- import com.reandroid.arsc.item.*;
- import com.reandroid.arsc.pool.ResXmlStringPool;
- import com.reandroid.arsc.pool.StringPool;
- import com.reandroid.arsc.value.AttributeValue;
- import com.reandroid.arsc.value.ValueItem;
- import com.reandroid.arsc.value.ValueType;
- import com.reandroid.common.EntryStore;
- import com.reandroid.json.JSONObject;
- import com.reandroid.xml.XMLAttribute;
- import com.reandroid.xml.XMLException;
+import com.reandroid.arsc.decoder.ValueDecoder;
+import com.reandroid.arsc.group.EntryGroup;
+import com.reandroid.arsc.io.BlockReader;
+import com.reandroid.arsc.item.*;
+import com.reandroid.arsc.pool.ResXmlStringPool;
+import com.reandroid.arsc.pool.StringPool;
+import com.reandroid.arsc.value.AttributeValue;
+import com.reandroid.arsc.value.ValueItem;
+import com.reandroid.arsc.value.ValueType;
+import com.reandroid.common.EntryStore;
+import com.reandroid.json.JSONObject;
+import com.reandroid.xml.XMLAttribute;
+import com.reandroid.xml.XMLException;
 
- import java.io.IOException;
- import java.util.Objects;
+import java.io.IOException;
+import java.util.Objects;
 
- public class ResXmlAttribute extends ValueItem implements AttributeValue, Comparable<ResXmlAttribute>{
-     private ReferenceItem mNSReference;
-     private ReferenceItem mNameReference;
-     private ReferenceItem mNameIdReference;
-     private ReferenceItem mValueStringReference;
-     public ResXmlAttribute(int attributeUnitSize) {
-         super(attributeUnitSize, OFFSET_SIZE);
-         byte[] bts = getBytesInternal();
-         putInteger(bts, OFFSET_NS, -1);
-         putInteger(bts, OFFSET_NAME, -1);
-         putInteger(bts, OFFSET_STRING, -1);
-     }
-     public ResXmlAttribute() {
-         this(20);
-     }
+public class ResXmlAttribute extends ValueItem implements AttributeValue, Comparable<ResXmlAttribute>{
+    private ReferenceItem mNSReference;
+    private ReferenceItem mNameReference;
+    private ReferenceItem mNameIdReference;
+    private ReferenceItem mValueStringReference;
+    public ResXmlAttribute(int attributeUnitSize) {
+        super(attributeUnitSize, OFFSET_SIZE);
+        byte[] bts = getBytesInternal();
+        putInteger(bts, OFFSET_NS, -1);
+        putInteger(bts, OFFSET_NAME, -1);
+        putInteger(bts, OFFSET_STRING, -1);
+    }
+    public ResXmlAttribute() {
+        this(20);
+    }
 
-     public String getUri(){
-         return getString(getNamespaceReference());
-     }
-     public String getFullName(){
-         String name=getName();
-         if(name==null){
-             return null;
-         }
-         String prefix=getNamePrefix();
-         if(prefix==null){
-             return name;
-         }
-         return prefix+":"+name;
-     }
-     public String getName(){
-         return getString(getNameReference());
-     }
-     public String getNamePrefix(){
-         ResXmlElement xmlElement=getParentResXmlElement();
-         if(xmlElement==null){
-             return null;
-         }
-         ResXmlStartNamespace startNamespace=xmlElement.getStartNamespaceByUriRef(getNamespaceReference());
-         if(startNamespace==null){
-             return null;
-         }
-         return startNamespace.getPrefix();
-     }
-     // WARN! Careful this is not real value
-     public String getValueString(){
-         return getString(getValueStringReference());
-     }
-     @Override
-     public int getNameResourceID(){
-         ResXmlID xmlID = getResXmlID();
-         if(xmlID != null){
-             return xmlID.get();
-         }
-         return 0;
-     }
-     @Override
-     public void setNameResourceID(int resourceId){
-         ResXmlIDMap xmlIDMap=getResXmlIDMap();
-         if(xmlIDMap==null){
-             return;
-         }
-         ResXmlID xmlID = xmlIDMap.getOrCreate(resourceId);
-         setNameReference(xmlID.getIndex());
-     }
-     public void setName(String name, int resourceId){
-         if(Objects.equals(name, getName()) && resourceId==getNameResourceID()){
-             return;
-         }
-         unlink(mNameReference);
-         unLinkNameId(getResXmlID());
-         ResXmlString xmlString = getOrCreateAttributeName(name, resourceId);
-         if(xmlString==null){
-             return;
-         }
-         setNameReference(xmlString.getIndex());
-         mNameReference = link(OFFSET_NAME);
-         linkNameId();
-     }
-     private void linkStartNameSpace(){
-         ResXmlElement xmlElement=getParentResXmlElement();
-         if(xmlElement==null){
-             return;
-         }
-         ResXmlStartNamespace startNamespace=xmlElement.getStartNamespaceByUriRef(getNamespaceReference());
-         if(startNamespace==null){
-             return;
-         }
-         startNamespace.addAttributeReference(this);
-     }
-     private void unLinkStartNameSpace(){
-         ResXmlElement xmlElement=getParentResXmlElement();
-         if(xmlElement==null){
-             return;
-         }
-         ResXmlStartNamespace startNamespace=xmlElement.getStartNamespaceByUriRef(getNamespaceReference());
-         if(startNamespace==null){
-             return;
-         }
-         startNamespace.removeAttributeReference(this);
-     }
-     private ResXmlString getOrCreateAttributeName(String name, int resourceId){
-         ResXmlStringPool stringPool = getStringPool();
-         if(stringPool==null){
-             return null;
-         }
-         return stringPool.getOrCreateAttribute(resourceId, name);
-     }
-     public ResXmlElement getParentResXmlElement(){
-         return getParent(ResXmlElement.class);
-     }
-     public int getAttributesUnitSize(){
-         return OFFSET_SIZE + super.getSize();
-     }
-     public void setAttributesUnitSize(int size){
-         int eight = size - OFFSET_SIZE;
-         super.setSize(eight);
-     }
-     private String getString(int ref){
-         if(ref<0){
-             return null;
-         }
-         StringPool<?> stringPool = getStringPool();
-         if(stringPool == null){
-             return null;
-         }
-         StringItem stringItem = stringPool.get(ref);
-         if(stringItem == null){
-             return null;
-         }
-         return stringItem.getHtml();
-     }
-     private ResXmlID getResXmlID(){
-         ResXmlIDMap xmlIDMap = getResXmlIDMap();
-         if(xmlIDMap == null){
-             return null;
-         }
-         return xmlIDMap.getResXmlIDArray().get(getNameReference());
-     }
-     private ResXmlIDMap getResXmlIDMap(){
-         ResXmlElement xmlElement=getParentResXmlElement();
-         if(xmlElement!=null){
-             return xmlElement.getResXmlIDMap();
-         }
-         return null;
-     }
+    public String getUri(){
+        return getString(getNamespaceReference());
+    }
+    public String getFullName(){
+        String name=getName();
+        if(name==null){
+            return null;
+        }
+        String prefix=getNamePrefix();
+        if(prefix==null){
+            return name;
+        }
+        return prefix+":"+name;
+    }
+    public String getName(){
+        return getString(getNameReference());
+    }
+    public String getNamePrefix(){
+        ResXmlElement xmlElement=getParentResXmlElement();
+        if(xmlElement==null){
+            return null;
+        }
+        ResXmlStartNamespace startNamespace=xmlElement.getStartNamespaceByUriRef(getNamespaceReference());
+        if(startNamespace==null){
+            return null;
+        }
+        return startNamespace.getPrefix();
+    }
+    // WARN! Careful this is not real value
+    public String getValueString(){
+        return getString(getValueStringReference());
+    }
+    @Override
+    public int getNameResourceID(){
+        ResXmlID xmlID = getResXmlID();
+        if(xmlID != null){
+            return xmlID.get();
+        }
+        return 0;
+    }
+    @Override
+    public void setNameResourceID(int resourceId){
+        ResXmlIDMap xmlIDMap=getResXmlIDMap();
+        if(xmlIDMap==null){
+            return;
+        }
+        ResXmlID xmlID = xmlIDMap.getOrCreate(resourceId);
+        setNameReference(xmlID.getIndex());
+    }
+    public void setName(String name, int resourceId){
+        if(Objects.equals(name, getName()) && resourceId==getNameResourceID()){
+            return;
+        }
+        unlink(mNameReference);
+        unLinkNameId(getResXmlID());
+        ResXmlString xmlString = getOrCreateAttributeName(name, resourceId);
+        if(xmlString==null){
+            return;
+        }
+        setNameReference(xmlString.getIndex());
+        mNameReference = link(OFFSET_NAME);
+        linkNameId();
+    }
+    private void linkStartNameSpace(){
+        ResXmlElement xmlElement=getParentResXmlElement();
+        if(xmlElement==null){
+            return;
+        }
+        ResXmlStartNamespace startNamespace=xmlElement.getStartNamespaceByUriRef(getNamespaceReference());
+        if(startNamespace==null){
+            return;
+        }
+        startNamespace.addAttributeReference(this);
+    }
+    private void unLinkStartNameSpace(){
+        ResXmlElement xmlElement=getParentResXmlElement();
+        if(xmlElement==null){
+            return;
+        }
+        ResXmlStartNamespace startNamespace=xmlElement.getStartNamespaceByUriRef(getNamespaceReference());
+        if(startNamespace==null){
+            return;
+        }
+        startNamespace.removeAttributeReference(this);
+    }
+    private ResXmlString getOrCreateAttributeName(String name, int resourceId){
+        ResXmlStringPool stringPool = getStringPool();
+        if(stringPool==null){
+            return null;
+        }
+        return stringPool.getOrCreateAttribute(resourceId, name);
+    }
+    public ResXmlElement getParentResXmlElement(){
+        return getParent(ResXmlElement.class);
+    }
+    public int getAttributesUnitSize(){
+        return OFFSET_SIZE + super.getSize();
+    }
+    public void setAttributesUnitSize(int size){
+        int eight = size - OFFSET_SIZE;
+        super.setSize(eight);
+    }
+    private String getString(int ref){
+        if(ref<0){
+            return null;
+        }
+        StringPool<?> stringPool = getStringPool();
+        if(stringPool == null){
+            return null;
+        }
+        StringItem stringItem = stringPool.get(ref);
+        if(stringItem == null){
+            return null;
+        }
+        return stringItem.getHtml();
+    }
+    private ResXmlID getResXmlID(){
+        ResXmlIDMap xmlIDMap = getResXmlIDMap();
+        if(xmlIDMap == null){
+            return null;
+        }
+        return xmlIDMap.getResXmlIDArray().get(getNameReference());
+    }
+    private ResXmlIDMap getResXmlIDMap(){
+        ResXmlElement xmlElement=getParentResXmlElement();
+        if(xmlElement!=null){
+            return xmlElement.getResXmlIDMap();
+        }
+        return null;
+    }
 
-     int getNamespaceReference(){
-         return getInteger(getBytesInternal(), OFFSET_NS);
-     }
-     public void setNamespaceReference(int ref){
-         if(ref == getNamespaceReference()){
-             return;
-         }
-         unlink(mNSReference);
-         putInteger(getBytesInternal(), OFFSET_NS, ref);
-         mNSReference = link(OFFSET_NS);
-         linkStartNameSpace();
-     }
-     int getNameReference(){
-         return getInteger(getBytesInternal(), OFFSET_NAME);
-     }
-     void setNameReference(int ref){
-         if(ref == getNameReference()){
-             return;
-         }
-         unLinkNameId(getResXmlID());
-         unlink(mNameReference);
-         putInteger(getBytesInternal(), OFFSET_NAME, ref);
-         mNameReference = link(OFFSET_NAME);
-         linkNameId();
-     }
-     int getValueStringReference(){
-         return getInteger(getBytesInternal(), OFFSET_STRING);
-     }
-     void setValueStringReference(int ref){
-         if(ref == getValueStringReference() && mValueStringReference!=null){
-             return;
-         }
-         StringPool<?> stringPool = getStringPool();
-         if(stringPool == null){
-             return;
-         }
-         StringItem stringItem = stringPool.get(ref);
-         unlink(mValueStringReference);
-         if(stringItem!=null){
-             ref = stringItem.getIndex();
-         }
-         putInteger(getBytesInternal(), OFFSET_STRING, ref);
-         ReferenceItem referenceItem = null;
-         if(stringItem!=null){
-             referenceItem = new ReferenceBlock<>(this, OFFSET_STRING);
-             stringItem.addReference(referenceItem);
-         }
-         mValueStringReference = referenceItem;
-     }
+    int getNamespaceReference(){
+        return getInteger(getBytesInternal(), OFFSET_NS);
+    }
+    public void setNamespaceReference(int ref){
+        if(ref == getNamespaceReference()){
+            return;
+        }
+        unlink(mNSReference);
+        putInteger(getBytesInternal(), OFFSET_NS, ref);
+        mNSReference = link(OFFSET_NS);
+        linkStartNameSpace();
+    }
+    int getNameReference(){
+        return getInteger(getBytesInternal(), OFFSET_NAME);
+    }
+    void setNameReference(int ref){
+        if(ref == getNameReference()){
+            return;
+        }
+        unLinkNameId(getResXmlID());
+        unlink(mNameReference);
+        putInteger(getBytesInternal(), OFFSET_NAME, ref);
+        mNameReference = link(OFFSET_NAME);
+        linkNameId();
+    }
+    int getValueStringReference(){
+        return getInteger(getBytesInternal(), OFFSET_STRING);
+    }
+    void setValueStringReference(int ref){
+        if(ref == getValueStringReference() && mValueStringReference!=null){
+            return;
+        }
+        StringPool<?> stringPool = getStringPool();
+        if(stringPool == null){
+            return;
+        }
+        StringItem stringItem = stringPool.get(ref);
+        unlink(mValueStringReference);
+        if(stringItem!=null){
+            ref = stringItem.getIndex();
+        }
+        putInteger(getBytesInternal(), OFFSET_STRING, ref);
+        ReferenceItem referenceItem = null;
+        if(stringItem!=null){
+            referenceItem = new ReferenceBlock<>(this, OFFSET_STRING);
+            stringItem.addReference(referenceItem);
+        }
+        mValueStringReference = referenceItem;
+    }
 
-     @Override
-     public void onReadBytes(BlockReader reader) throws IOException {
-         super.onReadBytes(reader);
-         linkAll();
-         linkStartNameSpace();
-     }
-     @Override
-     public void onRemoved(){
-         super.onRemoved();
-         unLinkStartNameSpace();
-         unlinkAll();
-     }
-     @Override
-     protected void onUnlinkDataString(ReferenceItem referenceItem){
-         unlink(referenceItem);
-     }
-     @Override
-     protected void onDataChanged(){
-         if(getValueType()==ValueType.STRING){
-             setValueStringReference(getData());
-         }else {
-             setValueStringReference(-1);
-         }
-     }
-     @Override
-     public ResXmlDocument getParentChunk() {
-         ResXmlElement element = getParentResXmlElement();
-         if(element!=null){
-             return element.getParentDocument();
-         }
-         return null;
-     }
+    @Override
+    public void onReadBytes(BlockReader reader) throws IOException {
+        super.onReadBytes(reader);
+        super.onDataLoaded();
+        linkAll();
+        linkStartNameSpace();
+    }
+    @Override
+    public void onRemoved(){
+        super.onRemoved();
+        unLinkStartNameSpace();
+        unlinkAll();
+    }
+    @Override
+    protected void onUnlinkDataString(ReferenceItem referenceItem){
+        unlink(referenceItem);
+    }
+    @Override
+    protected void onDataChanged(){
+        if(getValueType()==ValueType.STRING){
+            setValueStringReference(getData());
+        }else {
+            setValueStringReference(-1);
+        }
+    }
+    @Override
+    public ResXmlDocument getParentChunk() {
+        ResXmlElement element = getParentResXmlElement();
+        if(element!=null){
+            return element.getParentDocument();
+        }
+        return null;
+    }
 
-     private void linkNameId(){
-         ResXmlID xmlID = getResXmlID();
-         if(xmlID==null){
-             return;
-         }
-         unLinkNameId(xmlID);
-         ReferenceItem referenceItem = new ReferenceBlock<>(this, OFFSET_NAME);
-         xmlID.addReference(referenceItem);
-         mNameIdReference = referenceItem;
-     }
-     private void unLinkNameId(ResXmlID xmlID){
-         ReferenceItem referenceItem = mNameIdReference;
-         if(referenceItem==null || xmlID == null){
-             return;
-         }
-         xmlID.removeReference(referenceItem);
-         mNameIdReference = null;
-         if(xmlID.hasReference()){
-             return;
-         }
-         ResXmlIDMap xmlIDMap = getResXmlIDMap();
-         if(xmlIDMap == null){
-             return;
-         }
-         xmlIDMap.removeSafely(xmlID);
-     }
-     private void linkAll(){
-         unlink(mNSReference);
-         mNSReference = link(OFFSET_NS);
-         unlink(mNameReference);
-         mNameReference = link(OFFSET_NAME);
-         unlink(mValueStringReference);
-         mValueStringReference = link(OFFSET_STRING);
+    private void linkNameId(){
+        ResXmlID xmlID = getResXmlID();
+        if(xmlID==null){
+            return;
+        }
+        unLinkNameId(xmlID);
+        ReferenceItem referenceItem = new ReferenceBlock<>(this, OFFSET_NAME);
+        xmlID.addReference(referenceItem);
+        mNameIdReference = referenceItem;
+    }
+    private void unLinkNameId(ResXmlID xmlID){
+        ReferenceItem referenceItem = mNameIdReference;
+        if(referenceItem==null || xmlID == null){
+            return;
+        }
+        xmlID.removeReference(referenceItem);
+        mNameIdReference = null;
+        if(xmlID.hasReference()){
+            return;
+        }
+        ResXmlIDMap xmlIDMap = getResXmlIDMap();
+        if(xmlIDMap == null){
+            return;
+        }
+        xmlIDMap.removeSafely(xmlID);
+    }
+    private void linkAll(){
+        unlink(mNSReference);
+        mNSReference = link(OFFSET_NS);
+        unlink(mNameReference);
+        mNameReference = link(OFFSET_NAME);
+        unlink(mValueStringReference);
+        mValueStringReference = link(OFFSET_STRING);
 
-         linkNameId();
-     }
-     private void unlinkAll(){
-         unlink(mNSReference);
-         unlink(mNameReference);
-         unlink(mValueStringReference);
-         mNSReference = null;
-         mNameReference = null;
-         mValueStringReference = null;
+        linkNameId();
+    }
+    private void unlinkAll(){
+        unlink(mNSReference);
+        unlink(mNameReference);
+        unlink(mValueStringReference);
+        mNSReference = null;
+        mNameReference = null;
+        mValueStringReference = null;
 
-         unLinkNameId(getResXmlID());
-     }
-     private ReferenceItem link(int offset){
-         if(offset<0){
-             return null;
-         }
-         StringPool<?> stringPool = getStringPool();
-         if(stringPool == null){
-             return null;
-         }
-         int ref = getInteger(getBytesInternal(), offset);
-         StringItem stringItem = stringPool.get(ref);
-         if(stringItem == null){
-             return null;
-         }
-         ReferenceItem referenceItem = new ReferenceBlock<>(this, offset);
-         stringItem.addReference(referenceItem);
-         return referenceItem;
-     }
-     private void unlink(ReferenceItem reference){
-         if(reference == null){
-             return;
-         }
-         ResXmlStringPool stringPool = getStringPool();
-         if(stringPool==null){
-             return;
-         }
-         stringPool.removeReference(reference);
-     }
-     @Override
-     public ResXmlStringPool getStringPool(){
-         StringPool<?> stringPool = super.getStringPool();
-         if(stringPool instanceof ResXmlStringPool){
-             return (ResXmlStringPool) stringPool;
-         }
-         return null;
-     }
-     @Override
-     public int compareTo(ResXmlAttribute other) {
-         int id1=getNameResourceID();
-         int id2=other.getNameResourceID();
-         if(id1==0 && id2!=0){
-             return 1;
-         }
-         if(id2==0 && id1!=0){
-             return -1;
-         }
-         if(id1!=0){
-             return Integer.compare(id1, id2);
-         }
-         String name1=getName();
-         if(name1==null){
-             name1="";
-         }
-         String name2=other.getName();
-         if(name2==null){
-             name2="";
-         }
-         return name1.compareTo(name2);
-     }
-     @Override
-     public JSONObject toJson() {
-         JSONObject jsonObject= new JSONObject();
-         jsonObject.put(NAME_name, getName());
-         jsonObject.put(NAME_id, getNameResourceID());
-         jsonObject.put(NAME_namespace_uri, getUri());
-         ValueType valueType=getValueType();
-         jsonObject.put(NAME_value_type, valueType.name());
-         if(valueType==ValueType.STRING){
-             jsonObject.put(NAME_data, getValueAsString());
-         }else if(valueType==ValueType.INT_BOOLEAN){
-             jsonObject.put(NAME_data, getValueAsBoolean());
-         }else {
-             jsonObject.put(NAME_data, getData());
-         }
-         return jsonObject;
-     }
-     @Override
-     public void fromJson(JSONObject json) {
-         String name = json.optString(NAME_name, "");
-         int id =  json.optInt(NAME_id, 0);
-         setName(name, id);
-         String uri= json.optString(NAME_namespace_uri, null);
-         if(uri!=null){
-             ResXmlStartNamespace ns = getParentResXmlElement().getStartNamespaceByUri(uri);
-             if(ns==null){
-                 ns = getParentResXmlElement().getRootResXmlElement()
-                         .getOrCreateNamespace(uri, "");
-             }
-             setNamespaceReference(ns.getUriReference());
-         }
-         ValueType valueType=ValueType.fromName(json.getString(NAME_value_type));
-         if(valueType==ValueType.STRING){
-             setValueAsString(json.optString(NAME_data, ""));
-         }else if(valueType==ValueType.INT_BOOLEAN){
-             setValueAsBoolean(json.getBoolean(NAME_data));
-         }else {
-             setValueType(valueType);
-             setData(json.getInt(NAME_data));
-         }
-     }
-     public XMLAttribute decodeToXml(EntryStore entryStore, int currentPackageId) throws XMLException {
-         int resourceId=getNameResourceID();
-         String name;
-         if(resourceId==0){
-             name=getName();
-         }else {
-             EntryGroup group = entryStore.getEntryGroup(resourceId);
-             if(group==null){
-                 //Lets ignore such error until XML encoder implemented
-                 //throw new XMLException("Failed to decode attribute name: "
-                 //+ String.format("@0x%08x", resourceId));
-                 name=String.format("@0x%08x", resourceId);
-             }else {
-                 name=group.getSpecName();
-             }
-         }
-         String prefix = getNamePrefix();
-         if(prefix!=null){
-             name=prefix+":"+name;
-         }
-         ValueType valueType = getValueType();
-         int raw = getData();
-         String value = ValueDecoder.decode(entryStore, currentPackageId, (AttributeValue) this);
-         XMLAttribute attribute = new XMLAttribute(name, value);
-         attribute.setNameId(resourceId);
-         if(valueType==ValueType.REFERENCE||valueType==ValueType.ATTRIBUTE){
-             attribute.setValueId(raw);
-         }
-         return attribute;
-     }
-     @Override
-     public String toString(){
-         String fullName = getFullName();
-         if(fullName!=null ){
-             int id=getNameResourceID();
-             if(id!=0){
-                 fullName=fullName+"(@"+String.format("0x%08x",id)+")";
-             }
-             String valStr;
-             ValueType valueType=getValueType();
-             if(valueType==ValueType.STRING){
-                 valStr=getValueAsString();
-             }else if (valueType==ValueType.INT_BOOLEAN){
-                 valStr = String.valueOf(getValueAsBoolean());
-             }else if (valueType==ValueType.INT_DEC){
-                 valStr = String.valueOf(getData());
-             }else {
-                 valStr = "["+valueType+"] " + String.format("0x%08x",getData());
-             }
-             if(valStr!=null){
-                 return fullName+"=\""+valStr+"\"";
-             }
-             return fullName+"["+valueType+"]=\""+ getData()+"\"";
-         }
-         StringBuilder builder= new StringBuilder();
-         builder.append(getClass().getSimpleName());
-         builder.append(": ");
-         builder.append(getIndex());
-         builder.append("{NamespaceReference=").append(getNamespaceReference());
-         builder.append(", NameReference=").append(getNameReference());
-         builder.append(", ValueStringReference=").append(getValueStringReference());
-         builder.append(", ValueSize=").append(getSize());
-         builder.append(", ValueTypeByte=").append(getType() & 0xff);
-         builder.append(", Data=").append(getData());
-         builder.append("}");
-         return builder.toString();
-     }
+        unLinkNameId(getResXmlID());
+    }
+    private ReferenceItem link(int offset){
+        if(offset<0){
+            return null;
+        }
+        StringPool<?> stringPool = getStringPool();
+        if(stringPool == null){
+            return null;
+        }
+        int ref = getInteger(getBytesInternal(), offset);
+        StringItem stringItem = stringPool.get(ref);
+        if(stringItem == null){
+            return null;
+        }
+        ReferenceItem referenceItem = new ReferenceBlock<>(this, offset);
+        stringItem.addReference(referenceItem);
+        return referenceItem;
+    }
+    private void unlink(ReferenceItem reference){
+        if(reference == null){
+            return;
+        }
+        ResXmlStringPool stringPool = getStringPool();
+        if(stringPool==null){
+            return;
+        }
+        stringPool.removeReference(reference);
+    }
+    @Override
+    public ResXmlStringPool getStringPool(){
+        StringPool<?> stringPool = super.getStringPool();
+        if(stringPool instanceof ResXmlStringPool){
+            return (ResXmlStringPool) stringPool;
+        }
+        return null;
+    }
+    @Override
+    public int compareTo(ResXmlAttribute other) {
+        int id1=getNameResourceID();
+        int id2=other.getNameResourceID();
+        if(id1==0 && id2!=0){
+            return 1;
+        }
+        if(id2==0 && id1!=0){
+            return -1;
+        }
+        if(id1!=0){
+            return Integer.compare(id1, id2);
+        }
+        String name1=getName();
+        if(name1==null){
+            name1="";
+        }
+        String name2=other.getName();
+        if(name2==null){
+            name2="";
+        }
+        return name1.compareTo(name2);
+    }
+    @Override
+    public JSONObject toJson() {
+        JSONObject jsonObject= new JSONObject();
+        jsonObject.put(NAME_name, getName());
+        jsonObject.put(NAME_id, getNameResourceID());
+        jsonObject.put(NAME_namespace_uri, getUri());
+        ValueType valueType=getValueType();
+        jsonObject.put(NAME_value_type, valueType.name());
+        if(valueType==ValueType.STRING){
+            jsonObject.put(NAME_data, getValueAsString());
+        }else if(valueType==ValueType.INT_BOOLEAN){
+            jsonObject.put(NAME_data, getValueAsBoolean());
+        }else {
+            jsonObject.put(NAME_data, getData());
+        }
+        return jsonObject;
+    }
+    @Override
+    public void fromJson(JSONObject json) {
+        String name = json.optString(NAME_name, "");
+        int id =  json.optInt(NAME_id, 0);
+        setName(name, id);
+        String uri= json.optString(NAME_namespace_uri, null);
+        if(uri!=null){
+            ResXmlStartNamespace ns = getParentResXmlElement().getStartNamespaceByUri(uri);
+            if(ns==null){
+                ns = getParentResXmlElement().getRootResXmlElement()
+                        .getOrCreateNamespace(uri, "");
+            }
+            setNamespaceReference(ns.getUriReference());
+        }
+        ValueType valueType=ValueType.fromName(json.getString(NAME_value_type));
+        if(valueType==ValueType.STRING){
+            setValueAsString(json.optString(NAME_data, ""));
+        }else if(valueType==ValueType.INT_BOOLEAN){
+            setValueAsBoolean(json.getBoolean(NAME_data));
+        }else {
+            setValueType(valueType);
+            setData(json.getInt(NAME_data));
+        }
+    }
+    public XMLAttribute decodeToXml(EntryStore entryStore, int currentPackageId) throws XMLException {
+        int resourceId=getNameResourceID();
+        String name;
+        if(resourceId==0){
+            name=getName();
+        }else {
+            EntryGroup group = entryStore.getEntryGroup(resourceId);
+            if(group==null){
+                //Lets ignore such error until XML encoder implemented
+                //throw new XMLException("Failed to decode attribute name: "
+                //+ String.format("@0x%08x", resourceId));
+                name=String.format("@0x%08x", resourceId);
+            }else {
+                name=group.getSpecName();
+            }
+        }
+        String prefix = getNamePrefix();
+        if(prefix!=null){
+            name=prefix+":"+name;
+        }
+        ValueType valueType = getValueType();
+        int raw = getData();
+        String value = ValueDecoder.decode(entryStore, currentPackageId, (AttributeValue) this);
+        XMLAttribute attribute = new XMLAttribute(name, value);
+        attribute.setNameId(resourceId);
+        if(valueType==ValueType.REFERENCE||valueType==ValueType.ATTRIBUTE){
+            attribute.setValueId(raw);
+        }
+        return attribute;
+    }
+    @Override
+    public String toString(){
+        String fullName = getFullName();
+        if(fullName!=null ){
+            int id=getNameResourceID();
+            if(id!=0){
+                fullName=fullName+"(@"+String.format("0x%08x",id)+")";
+            }
+            String valStr;
+            ValueType valueType=getValueType();
+            if(valueType==ValueType.STRING){
+                valStr=getValueAsString();
+            }else if (valueType==ValueType.INT_BOOLEAN){
+                valStr = String.valueOf(getValueAsBoolean());
+            }else if (valueType==ValueType.INT_DEC){
+                valStr = String.valueOf(getData());
+            }else {
+                valStr = "["+valueType+"] " + String.format("0x%08x",getData());
+            }
+            if(valStr!=null){
+                return fullName+"=\""+valStr+"\"";
+            }
+            return fullName+"["+valueType+"]=\""+ getData()+"\"";
+        }
+        StringBuilder builder= new StringBuilder();
+        builder.append(getClass().getSimpleName());
+        builder.append(": ");
+        builder.append(getIndex());
+        builder.append("{NamespaceReference=").append(getNamespaceReference());
+        builder.append(", NameReference=").append(getNameReference());
+        builder.append(", ValueStringReference=").append(getValueStringReference());
+        builder.append(", ValueSize=").append(getSize());
+        builder.append(", ValueTypeByte=").append(getType() & 0xff);
+        builder.append(", Data=").append(getData());
+        builder.append("}");
+        return builder.toString();
+    }
 
 
 
-     public static final String NAME_id = "id";
-     public static final String NAME_name = "name";
-     public static final String NAME_namespace_uri = "namespace_uri";
+    public static final String NAME_id = "id";
+    public static final String NAME_name = "name";
+    public static final String NAME_namespace_uri = "namespace_uri";
 
-     private static final int OFFSET_NS = 0;
-     private static final int OFFSET_NAME = 4;
-     private static final int OFFSET_STRING = 8;
+    private static final int OFFSET_NS = 0;
+    private static final int OFFSET_NAME = 4;
+    private static final int OFFSET_STRING = 8;
 
-     private static final int OFFSET_SIZE = 12;
- }
+    private static final int OFFSET_SIZE = 12;
+}
diff --git a/src/main/java/com/reandroid/arsc/container/SpecTypePair.java b/src/main/java/com/reandroid/arsc/container/SpecTypePair.java
index ed688d5..d23ed02 100755
--- a/src/main/java/com/reandroid/arsc/container/SpecTypePair.java
+++ b/src/main/java/com/reandroid/arsc/container/SpecTypePair.java
@@ -25,6 +25,8 @@ import com.reandroid.arsc.header.HeaderBlock;
 import com.reandroid.arsc.header.TypeHeader;
 import com.reandroid.arsc.io.BlockReader;
 import com.reandroid.arsc.item.TypeString;
+import com.reandroid.arsc.pool.SpecStringPool;
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.arsc.value.Entry;
 import com.reandroid.arsc.value.ResConfig;
 import com.reandroid.json.JSONConvert;
@@ -55,6 +57,16 @@ public class SpecTypePair extends BlockContainer<Block>
         this(new SpecBlock(), new TypeBlockArray());
     }
 
+    public void linkTableStringsInternal(TableStringPool tableStringPool){
+        for(TypeBlock typeBlock:listTypeBlocks()){
+            typeBlock.linkTableStringsInternal(tableStringPool);
+        }
+    }
+    public void linkSpecStringsInternal(SpecStringPool specStringPool){
+        for(TypeBlock typeBlock:listTypeBlocks()){
+            typeBlock.linkSpecStringsInternal(specStringPool);
+        }
+    }
     public Map<Integer, EntryGroup> createEntryGroups(){
         Map<Integer, EntryGroup> map = new HashMap<>();
         for(TypeBlock typeBlock:listTypeBlocks()){
diff --git a/src/main/java/com/reandroid/arsc/item/ResXmlString.java b/src/main/java/com/reandroid/arsc/item/ResXmlString.java
index 5e65127..3cacfb8 100755
--- a/src/main/java/com/reandroid/arsc/item/ResXmlString.java
+++ b/src/main/java/com/reandroid/arsc/item/ResXmlString.java
@@ -1,4 +1,4 @@
- /*
+/*
   *  Copyright (C) 2022 github.com/REAndroid
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -15,7 +15,6 @@
   */
 package com.reandroid.arsc.item;
 
-
 public class ResXmlString extends StringItem {
     public ResXmlString(boolean utf8) {
         super(utf8);
@@ -24,4 +23,7 @@ public class ResXmlString extends StringItem {
         this(utf8);
         set(value);
     }
+    @Override
+    void ensureStringLinkUnlocked(){
+    }
 }
diff --git a/src/main/java/com/reandroid/arsc/item/StringItem.java b/src/main/java/com/reandroid/arsc/item/StringItem.java
index d237762..1e6269e 100755
--- a/src/main/java/com/reandroid/arsc/item/StringItem.java
+++ b/src/main/java/com/reandroid/arsc/item/StringItem.java
@@ -49,11 +49,19 @@ public class StringItem extends BlockItem implements JSONConvert<JSONObject> {
         mReferencedList.clear();
     }
     public boolean hasReference(){
+        ensureStringLinkUnlocked();
         return mReferencedList.size()>0;
     }
     public Collection<ReferenceItem> getReferencedList(){
+        ensureStringLinkUnlocked();
         return mReferencedList;
     }
+    void ensureStringLinkUnlocked(){
+        StringPool<?> stringPool = getParentInstance(StringPool.class);
+        if(stringPool != null){
+            stringPool.ensureStringLinkUnlockedInternal();
+        }
+    }
     public void addReference(ReferenceItem ref){
         if(ref!=null){
             mReferencedList.add(ref);
@@ -265,11 +273,11 @@ public class StringItem extends BlockItem implements JSONConvert<JSONObject> {
     }
     @Override
     public String toString(){
-        String str=getHtml();
-        if(str==null){
+        String str = getHtml();
+        if(str == null){
             return "NULL";
         }
-        return "USED BY="+getReferencedList().size()+"{"+str+"}";
+        return "USED BY=" + mReferencedList.size() + "{" + str + "}";
     }
 
     private static int[] decodeUtf8StringByteLength(byte[] lengthBytes) {
diff --git a/src/main/java/com/reandroid/arsc/item/TableString.java b/src/main/java/com/reandroid/arsc/item/TableString.java
index b82f336..143aaa5 100755
--- a/src/main/java/com/reandroid/arsc/item/TableString.java
+++ b/src/main/java/com/reandroid/arsc/item/TableString.java
@@ -1,4 +1,4 @@
- /*
+/*
   *  Copyright (C) 2022 github.com/REAndroid
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/main/java/com/reandroid/arsc/item/TypeString.java b/src/main/java/com/reandroid/arsc/item/TypeString.java
index 50037b6..6aefa0a 100755
--- a/src/main/java/com/reandroid/arsc/item/TypeString.java
+++ b/src/main/java/com/reandroid/arsc/item/TypeString.java
@@ -1,24 +1,24 @@
- /*
-  *  Copyright (C) 2022 github.com/REAndroid
-  *
-  *  Licensed under the Apache License, Version 2.0 (the "License");
-  *  you may not use this file except in compliance with the License.
-  *  You may obtain a copy of the License at
-  *
-  *      http://www.apache.org/licenses/LICENSE-2.0
-  *
-  * Unless required by applicable law or agreed to in writing, software
-  * distributed under the License is distributed on an "AS IS" BASIS,
-  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  * See the License for the specific language governing permissions and
-  * limitations under the License.
-  */
+/*
+ *  Copyright (C) 2022 github.com/REAndroid
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package com.reandroid.arsc.item;
 
 
- import com.reandroid.arsc.pool.TypeStringPool;
+import com.reandroid.arsc.pool.TypeStringPool;
 
- public class TypeString extends StringItem {
+public class TypeString extends StringItem {
     public TypeString(boolean utf8) {
         super(utf8);
     }
@@ -36,6 +36,9 @@ package com.reandroid.arsc.item;
         return null;
     }
     @Override
+    void ensureStringLinkUnlocked(){
+    }
+    @Override
     public String toString(){
         return String.format("0x%02x", getId())+':'+get();
     }
diff --git a/src/main/java/com/reandroid/arsc/pool/ResXmlStringPool.java b/src/main/java/com/reandroid/arsc/pool/ResXmlStringPool.java
index 594d457..df2ab5c 100755
--- a/src/main/java/com/reandroid/arsc/pool/ResXmlStringPool.java
+++ b/src/main/java/com/reandroid/arsc/pool/ResXmlStringPool.java
@@ -25,7 +25,7 @@ import java.util.Objects;
 
 public class ResXmlStringPool extends StringPool<ResXmlString> {
     public ResXmlStringPool(boolean is_utf8) {
-        super(is_utf8);
+        super(is_utf8, false);
     }
     @Override
     public ResXmlString removeReference(ReferenceItem referenceItem){
diff --git a/src/main/java/com/reandroid/arsc/pool/SpecStringPool.java b/src/main/java/com/reandroid/arsc/pool/SpecStringPool.java
index 758ebaf..a7ec8ae 100755
--- a/src/main/java/com/reandroid/arsc/pool/SpecStringPool.java
+++ b/src/main/java/com/reandroid/arsc/pool/SpecStringPool.java
@@ -34,4 +34,12 @@ public class SpecStringPool extends StringPool<SpecString> {
     public PackageBlock getPackageBlock(){
         return getParent(PackageBlock.class);
     }
+
+    @Override
+    void linkStrings(){
+        PackageBlock packageBlock = getPackageBlock();
+        if(packageBlock != null){
+            packageBlock.linkSpecStringsInternal(this);
+        }
+    }
 }
diff --git a/src/main/java/com/reandroid/arsc/pool/StringPool.java b/src/main/java/com/reandroid/arsc/pool/StringPool.java
index ffed592..1f1cf46 100755
--- a/src/main/java/com/reandroid/arsc/pool/StringPool.java
+++ b/src/main/java/com/reandroid/arsc/pool/StringPool.java
@@ -33,12 +33,14 @@ import java.util.*;
 
 
 public abstract class StringPool<T extends StringItem> extends Chunk<StringPoolHeader> implements BlockLoad, JSONConvert<JSONArray>, Comparator<String> {
+    private final Object mLock = new Object();
     private final StringArray<T> mArrayStrings;
     private final StyleArray mArrayStyles;
 
     private final Map<String, StringGroup<T>> mUniqueMap;
+    private boolean stringLinkLocked;
 
-    StringPool(boolean is_utf8){
+    StringPool(boolean is_utf8, boolean stringLinkLocked){
         super(new StringPoolHeader(), 4);
 
         OffsetArray offsetStrings = new OffsetArray();
@@ -68,7 +70,30 @@ public abstract class StringPool<T extends StringItem> extends Chunk<StringPoolH
         header.getFlagUtf8().setBlockLoad(this);
 
         mUniqueMap = new HashMap<>();
+        this.stringLinkLocked = stringLinkLocked;
     }
+    StringPool(boolean is_utf8){
+        this(is_utf8, true);
+    }
+
+    public boolean isStringLinkLocked(){
+        return stringLinkLocked;
+    }
+    public void ensureStringLinkUnlockedInternal(){
+        if(!stringLinkLocked){
+            return;
+        }
+        synchronized (mLock){
+            if(!stringLinkLocked){
+                return;
+            }
+            stringLinkLocked = false;
+            linkStrings();
+        }
+    }
+    void linkStrings(){
+    }
+
     public void removeString(T item){
         getStringsArray().remove(item);
     }
diff --git a/src/main/java/com/reandroid/arsc/pool/TableStringPool.java b/src/main/java/com/reandroid/arsc/pool/TableStringPool.java
index 47e5c68..0248189 100755
--- a/src/main/java/com/reandroid/arsc/pool/TableStringPool.java
+++ b/src/main/java/com/reandroid/arsc/pool/TableStringPool.java
@@ -19,11 +19,11 @@ import com.reandroid.arsc.array.OffsetArray;
 import com.reandroid.arsc.array.StringArray;
 import com.reandroid.arsc.array.TableStringArray;
 import com.reandroid.arsc.chunk.ChunkType;
+import com.reandroid.arsc.chunk.TableBlock;
 import com.reandroid.arsc.chunk.UnknownChunk;
 import com.reandroid.arsc.header.HeaderBlock;
 import com.reandroid.arsc.header.TableHeader;
 import com.reandroid.arsc.io.BlockReader;
-import com.reandroid.arsc.item.IntegerArray;
 import com.reandroid.arsc.item.IntegerItem;
 import com.reandroid.arsc.item.TableString;
 
@@ -35,6 +35,13 @@ public class TableStringPool extends StringPool<TableString> {
         super(is_utf8);
     }
 
+    @Override
+    void linkStrings(){
+        TableBlock tableBlock = getParentInstance(TableBlock.class);
+        if(tableBlock != null){
+            tableBlock.linkTableStringsInternal(this);
+        }
+    }
     @Override
     StringArray<TableString> newInstance(OffsetArray offsets, IntegerItem itemCount, IntegerItem itemStart, boolean is_utf8) {
         return new TableStringArray(offsets, itemCount, itemStart, is_utf8);
diff --git a/src/main/java/com/reandroid/arsc/pool/TypeStringPool.java b/src/main/java/com/reandroid/arsc/pool/TypeStringPool.java
index 1893df0..ce08837 100755
--- a/src/main/java/com/reandroid/arsc/pool/TypeStringPool.java
+++ b/src/main/java/com/reandroid/arsc/pool/TypeStringPool.java
@@ -27,7 +27,7 @@ import com.reandroid.arsc.item.TypeString;
 public class TypeStringPool extends StringPool<TypeString> {
     private final IntegerItem mTypeIdOffset;
     public TypeStringPool(boolean is_utf8, IntegerItem typeIdOffset) {
-        super(is_utf8);
+        super(is_utf8, false);
         this.mTypeIdOffset = typeIdOffset;
     }
     public int idOf(String typeName){
diff --git a/src/main/java/com/reandroid/arsc/value/Entry.java b/src/main/java/com/reandroid/arsc/value/Entry.java
index 2739ab4..0b7a276 100755
--- a/src/main/java/com/reandroid/arsc/value/Entry.java
+++ b/src/main/java/com/reandroid/arsc/value/Entry.java
@@ -27,6 +27,8 @@ import com.reandroid.arsc.container.SpecTypePair;
 import com.reandroid.arsc.group.EntryGroup;
 import com.reandroid.arsc.io.BlockReader;
 import com.reandroid.arsc.item.*;
+import com.reandroid.arsc.pool.SpecStringPool;
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.json.JSONConvert;
 import com.reandroid.json.JSONObject;
 
@@ -41,6 +43,15 @@ public class Entry extends Block implements JSONConvert<JSONObject> {
         super();
     }
 
+    public void linkTableStringsInternal(TableStringPool tableStringPool){
+        TableEntry<?, ?> tableEntry = getTableEntry();
+        tableEntry.linkTableStringsInternal(tableStringPool);
+    }
+    public void linkSpecStringsInternal(SpecStringPool specStringPool){
+        TableEntry<?, ?> tableEntry = getTableEntry();
+        ValueHeader header = tableEntry.getHeader();
+        header.linkSpecStringsInternal(specStringPool);
+    }
     public ResValue getResValue(){
         TableEntry<?, ?> tableEntry = getTableEntry();
         if(tableEntry instanceof ResTableEntry){
diff --git a/src/main/java/com/reandroid/arsc/value/ResTableEntry.java b/src/main/java/com/reandroid/arsc/value/ResTableEntry.java
index f72678b..e3d505c 100644
--- a/src/main/java/com/reandroid/arsc/value/ResTableEntry.java
+++ b/src/main/java/com/reandroid/arsc/value/ResTableEntry.java
@@ -1,4 +1,4 @@
- /*
+/*
   *  Copyright (C) 2022 github.com/REAndroid
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -15,6 +15,7 @@
   */
 package com.reandroid.arsc.value;
 
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.json.JSONObject;
 
 public class ResTableEntry extends TableEntry<EntryHeader, ResValue> {
@@ -22,6 +23,10 @@ public class ResTableEntry extends TableEntry<EntryHeader, ResValue> {
         super(new EntryHeader(), new ResValue());
     }
 
+    @Override
+    void linkTableStringsInternal(TableStringPool tableStringPool){
+        getValue().linkTableStrings(tableStringPool);
+    }
     @Override
     void onRemoved(){
         getHeader().onRemoved();
diff --git a/src/main/java/com/reandroid/arsc/value/ResTableMapEntry.java b/src/main/java/com/reandroid/arsc/value/ResTableMapEntry.java
index c08a188..5c63e46 100644
--- a/src/main/java/com/reandroid/arsc/value/ResTableMapEntry.java
+++ b/src/main/java/com/reandroid/arsc/value/ResTableMapEntry.java
@@ -1,4 +1,4 @@
- /*
+/*
   *  Copyright (C) 2022 github.com/REAndroid
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,6 +16,7 @@
 package com.reandroid.arsc.value;
 
 import com.reandroid.arsc.array.ResValueMapArray;
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.json.JSONObject;
 
 public class ResTableMapEntry extends TableEntry<EntryHeaderMap, ResValueMapArray> {
@@ -42,6 +43,12 @@ public class ResTableMapEntry extends TableEntry<EntryHeaderMap, ResValueMapArra
         getValue().setChildesCount(valuesCount);
     }
     @Override
+    void linkTableStringsInternal(TableStringPool tableStringPool){
+        for(ResValueMap resValueMap : listResValueMap()){
+            resValueMap.linkTableStrings(tableStringPool);
+        }
+    }
+    @Override
     void onHeaderLoaded(ValueHeader valueHeader){
         getValue().setChildesCount(getValuesCount());
     }
diff --git a/src/main/java/com/reandroid/arsc/value/ResValue.java b/src/main/java/com/reandroid/arsc/value/ResValue.java
index d6e7676..8b8247a 100755
--- a/src/main/java/com/reandroid/arsc/value/ResValue.java
+++ b/src/main/java/com/reandroid/arsc/value/ResValue.java
@@ -1,23 +1,23 @@
- /*
-  *  Copyright (C) 2022 github.com/REAndroid
-  *
-  *  Licensed under the Apache License, Version 2.0 (the "License");
-  *  you may not use this file except in compliance with the License.
-  *  You may obtain a copy of the License at
-  *
-  *      http://www.apache.org/licenses/LICENSE-2.0
-  *
-  * Unless required by applicable law or agreed to in writing, software
-  * distributed under the License is distributed on an "AS IS" BASIS,
-  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  * See the License for the specific language governing permissions and
-  * limitations under the License.
-  */
+/*
+ *  Copyright (C) 2022 github.com/REAndroid
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package com.reandroid.arsc.value;
 
- import com.reandroid.arsc.chunk.PackageBlock;
+import com.reandroid.arsc.chunk.PackageBlock;
 
- public class ResValue extends ValueItem  {
+public class ResValue extends ValueItem  {
     public ResValue() {
         super(8, OFFSET_SIZE);
     }
diff --git a/src/main/java/com/reandroid/arsc/value/TableEntry.java b/src/main/java/com/reandroid/arsc/value/TableEntry.java
index 3cbc457..33e67a2 100644
--- a/src/main/java/com/reandroid/arsc/value/TableEntry.java
+++ b/src/main/java/com/reandroid/arsc/value/TableEntry.java
@@ -1,4 +1,4 @@
- /*
+/*
   *  Copyright (C) 2022 github.com/REAndroid
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -18,6 +18,7 @@ package com.reandroid.arsc.value;
 import com.reandroid.arsc.base.Block;
 import com.reandroid.arsc.base.BlockCounter;
 import com.reandroid.arsc.io.BlockReader;
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.json.JSONConvert;
 import com.reandroid.json.JSONObject;
 
@@ -96,6 +97,7 @@ public abstract class TableEntry<HEADER extends ValueHeader, VALUE extends Block
     }
     abstract void onRemoved();
     abstract boolean shouldMerge(TableEntry<?, ?> tableEntry);
+    abstract void linkTableStringsInternal(TableStringPool tableStringPool);
 
     public abstract void merge(TableEntry<?, ?> tableEntry);
     @Override
diff --git a/src/main/java/com/reandroid/arsc/value/ValueHeader.java b/src/main/java/com/reandroid/arsc/value/ValueHeader.java
index 4e766cf..6f34ef2 100644
--- a/src/main/java/com/reandroid/arsc/value/ValueHeader.java
+++ b/src/main/java/com/reandroid/arsc/value/ValueHeader.java
@@ -19,6 +19,7 @@ import com.reandroid.arsc.base.Block;
 import com.reandroid.arsc.chunk.ParentChunk;
 import com.reandroid.arsc.io.BlockReader;
 import com.reandroid.arsc.item.*;
+import com.reandroid.arsc.pool.SpecStringPool;
 import com.reandroid.arsc.pool.StringPool;
 import com.reandroid.json.JSONConvert;
 import com.reandroid.json.JSONObject;
@@ -32,6 +33,21 @@ public class ValueHeader extends BlockItem implements JSONConvert<JSONObject> {
         writeSize();
         putInteger(getBytesInternal(), OFFSET_SPEC_REFERENCE, -1);
     }
+
+    void linkSpecStringsInternal(SpecStringPool specStringPool){
+        int key = getKey();
+        SpecString specString = specStringPool.get(key);
+        if(specString == null){
+            mStringReference = null;
+            return;
+        }
+        if(mStringReference != null){
+            specString.removeReference(mStringReference);
+        }
+        ReferenceItem stringReference = new ReferenceBlock<>(this, OFFSET_SPEC_REFERENCE);
+        mStringReference = stringReference;
+        specString.addReference(stringReference);
+    }
     public void onRemoved(){
         unLinkStringReference();
     }
@@ -116,7 +132,11 @@ public class ValueHeader extends BlockItem implements JSONConvert<JSONObject> {
     }
 
     private void linkStringReference(){
-        linkStringReference(getNameString());
+        StringPool<?> specStringPool = getSpecStringPool();
+        if(specStringPool == null || specStringPool.isStringLinkLocked()){
+            return;
+        }
+        linkStringReference(specStringPool.get(getKey()));
     }
     private void linkStringReference(StringItem stringItem){
         unLinkStringReference();
@@ -167,7 +187,6 @@ public class ValueHeader extends BlockItem implements JSONConvert<JSONObject> {
         int size = reader.readUnsignedShort();
         setBytesLength(size, false);
         reader.readFully(getBytesInternal());
-        linkStringReference();
     }
     private void setName(String name){
         if(name==null){
diff --git a/src/main/java/com/reandroid/arsc/value/ValueItem.java b/src/main/java/com/reandroid/arsc/value/ValueItem.java
index 32fc29b..1a1cc26 100755
--- a/src/main/java/com/reandroid/arsc/value/ValueItem.java
+++ b/src/main/java/com/reandroid/arsc/value/ValueItem.java
@@ -1,4 +1,4 @@
- /*
+/*
   *  Copyright (C) 2022 github.com/REAndroid
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -23,6 +23,7 @@ import com.reandroid.arsc.item.ReferenceBlock;
 import com.reandroid.arsc.item.ReferenceItem;
 import com.reandroid.arsc.item.StringItem;
 import com.reandroid.arsc.pool.StringPool;
+import com.reandroid.arsc.pool.TableStringPool;
 import com.reandroid.json.JSONConvert;
 import com.reandroid.json.JSONObject;
 
@@ -39,6 +40,10 @@ import java.util.Objects;
          
          writeSize();
      }
+
+     void linkTableStrings(TableStringPool tableStringPool){
+         linkStringReference(tableStringPool);
+     }
      public void onRemoved(){
          unLinkStringReference();
      }
@@ -78,7 +83,7 @@ import java.util.Objects;
          int size = countBytes() - offset;
          putShort(getBytesInternal(), offset + OFFSET_SIZE, (short) size);
      }
-     private void onDataLoaded(){
+     protected void onDataLoaded(){
          if(getValueType() == ValueType.STRING){
              linkStringReference();
          }else {
@@ -136,8 +141,16 @@ import java.util.Objects;
          }
      }
      private void linkStringReference(){
-         StringItem tableString = getDataAsPoolString();
-         if(tableString==null){
+         StringPool<?> stringPool = getStringPool();
+         if(stringPool == null || stringPool.isStringLinkLocked()){
+             return;
+         }
+         linkStringReference(stringPool);
+     }
+     private void linkStringReference(StringPool<?> stringPool){
+         StringItem tableString = stringPool.get(getData());
+         if(tableString == null){
+             unLinkStringReference();
              return;
          }
          ReferenceItem stringReference = mStringReference;
@@ -181,7 +194,6 @@ import java.util.Objects;
              setBytesLength(this.sizeOffset + 8, false);
              writeSize();
          }
-         onDataLoaded();
      }
      private int initializeBytes(BlockReader reader) throws IOException {
          int position = reader.getPosition();