diff --git a/arkui-plugins/common/program-visitor.ts b/arkui-plugins/common/program-visitor.ts
index 9327b9075aadf6c5ecde84d8f41361d1f7ae06de..6e17f88e54dec52cdf087c9b18d2e555c4c00f5a 100644
--- a/arkui-plugins/common/program-visitor.ts
+++ b/arkui-plugins/common/program-visitor.ts
@@ -271,6 +271,7 @@ export class ProgramVisitor extends AbstractVisitor {
             }
             this.visitTransformer(transformer, script, externalSourceName, program);
             arkts.setAllParents(script);
+            arkts.setAllRange(script);
             if (!transformer.isExternal) {
                 debugDumpAstNode(
                     script,
diff --git a/koala-wrapper/native/src/bridges.cc b/koala-wrapper/native/src/bridges.cc
index 380cab265664a6d45de5f175cbd550fb8eb935d3..e88a6e43b833fbd05b1ae1115f2e8e1bcc15bd07 100644
--- a/koala-wrapper/native/src/bridges.cc
+++ b/koala-wrapper/native/src/bridges.cc
@@ -633,6 +633,16 @@ void impl_AstNodeSetStart(KNativePointer context, KNativePointer receiver, KNati
 }
 KOALA_INTEROP_V3(AstNodeSetStart, KNativePointer, KNativePointer, KNativePointer)
 
+void impl_AstNodeSetRange(KNativePointer context, KNativePointer receiver, KNativePointer range)
+{
+    const auto _context = reinterpret_cast<es2panda_Context*>(context);
+    const auto _receiver = reinterpret_cast<es2panda_AstNode*>(receiver);
+    const auto _range = reinterpret_cast<es2panda_SourceRange*>(range);
+    GetImpl()->AstNodeSetRange(_context, _receiver, _range);
+    return;
+}
+KOALA_INTEROP_V3(AstNodeSetRange, KNativePointer, KNativePointer, KNativePointer);
+
 KNativePointer impl_AstNodeEndConst(KNativePointer context, KNativePointer receiver)
 {
     const auto _context = reinterpret_cast<es2panda_Context*>(context);
diff --git a/koala-wrapper/native/src/common.cc b/koala-wrapper/native/src/common.cc
index 29baa82db80f92c41980e9f36373686a97da7f75..3ce928a953b3ab5b01ca006dcfd7fee4a6261cf4 100644
--- a/koala-wrapper/native/src/common.cc
+++ b/koala-wrapper/native/src/common.cc
@@ -363,6 +363,67 @@ KBoolean impl_ProgramCanSkipPhases(KNativePointer context, KNativePointer progra
 }
 KOALA_INTEROP_2(ProgramCanSkipPhases, KBoolean, KNativePointer, KNativePointer)
 
+// 1. 线程局部变量只保留 context 指针
+thread_local es2panda_Context *cachedCtx;
+
+// 2. 全局（或局部）指针，指向当前父节点的 range
+static es2panda_SourceRange *cachedParentRange = nullptr;
+
+// 3. 给子节点设置 range（带行列号判断）
+static void SetChildRange(es2panda_AstNode *child)
+{
+    /*---------- 取子节点自己的 range ----------*/
+    es2panda_SourceRange *childRange =
+        GetImpl()->AstNodeRangeConst(cachedCtx, child);
+    if (!childRange)                      // 容错：拿不到 range 直接返回
+        return;
+
+    KNativePointer childStart =
+        GetImpl()->SourceRangeStart(cachedCtx, childRange);
+    KNativePointer childEnd =
+        GetImpl()->SourceRangeEnd(cachedCtx, childRange);
+
+    /*---------- 取 start / end 的行列号 ----------*/
+    auto startLine = GetImpl()->SourcePositionLine(cachedCtx, childStart);
+    auto startCol  = GetImpl()->SourcePositionCol(cachedCtx, childStart);
+    auto endLine   = GetImpl()->SourcePositionLine(cachedCtx, childEnd);
+    auto endCol    = GetImpl()->SourcePositionCol(cachedCtx, childEnd);
+
+    /*---------- 只有行列均为 1 才用父 range ----------*/
+    if (startLine == 1 && startCol == 1 &&
+        endLine   == 1 && endCol   == 1)
+    {
+        GetImpl()->AstNodeSetRange(cachedCtx, child, cachedParentRange);
+    }
+    // 否则保持子节点原有 range，不做任何操作
+}
+
+// 4. 对每个父节点执行的回调
+static void PropagateParentRange(es2panda_AstNode *parent, void *arg)
+{
+    cachedCtx = static_cast<es2panda_Context *>(arg);
+
+    // 拿到父节点的 range 指针
+    es2panda_SourceRange *parentRange = GetImpl()->AstNodeRangeConst(cachedCtx, parent);
+    cachedParentRange = parentRange;   // 只用指针，不拷贝值
+
+    GetImpl()->AstNodeIterateConst(cachedCtx, parent, SetChildRange);
+}
+
+// 5. 导出函数保持不变
+KNativePointer impl_AstNodeSetAllRange(KNativePointer contextPtr,
+                                       KNativePointer programPtr)
+{
+    auto context = reinterpret_cast<es2panda_Context*>(contextPtr);
+    auto program = reinterpret_cast<es2panda_AstNode*>(programPtr);
+
+    GetImpl()->AstNodeForEach(program, PropagateParentRange, context);
+    return program;
+}
+
+KOALA_INTEROP_2(AstNodeSetAllRange,
+                KNativePointer, KNativePointer, KNativePointer)
+
 /*
 -----------------------------------------------------------------------------------------------------------------------------
 */
diff --git a/koala-wrapper/src/Es2pandaNativeModule.ts b/koala-wrapper/src/Es2pandaNativeModule.ts
index 2ade57a5adb790745ec5c02ff8685ff204062eb0..2235ccb844e9216c4423f84c4f00cfa5b69f3ab9 100644
--- a/koala-wrapper/src/Es2pandaNativeModule.ts
+++ b/koala-wrapper/src/Es2pandaNativeModule.ts
@@ -684,6 +684,9 @@ export class Es2pandaNativeModule {
     _AstNodeUpdateAll(context: KPtr, node: KPtr): void {
         throw new Error('Not implemented');
     }
+    _AstNodeSetAllRange(context: KPtr, node: KPtr): void {
+        throw new Error('Not implemented');
+    }
     _AstNodeSetOriginalNode(context: KPtr, ast: KPtr, originalNode: KPtr): void {
         throw new Error('Not implemented');
     }
@@ -741,6 +744,9 @@ export class Es2pandaNativeModule {
     _IsETSUnionType(ast: KPtr): KBoolean {
         throw new Error('Not implemented');
     }
+    _AstNodeSetRange(context: KNativePointer, node: KNativePointer, range: KNativePointer): KNativePointer {
+        throw new Error('Not implemented');
+    }
 
     _IsETSFunctionType(ast: KPtr): KBoolean {
         throw new Error('Not implemented');
diff --git a/koala-wrapper/src/arkts-api/peers/AstNode.ts b/koala-wrapper/src/arkts-api/peers/AstNode.ts
index 6d49f5da998e17e29a875d811c038959fc96cb90..b98bfb61704fc32d8aa35ad854a5326c716e9def 100644
--- a/koala-wrapper/src/arkts-api/peers/AstNode.ts
+++ b/koala-wrapper/src/arkts-api/peers/AstNode.ts
@@ -20,6 +20,7 @@ import { throwError } from '../../utils';
 import { Es2pandaModifierFlags } from '../../generated/Es2pandaEnums';
 import { ArktsObject } from './ArktsObject';
 import { SourcePosition } from './SourcePosition';
+import { SourceRange } from './SourceRange';
 
 export abstract class AstNode extends ArktsObject {
     protected constructor(peer: KNativePointer) {
@@ -152,6 +153,14 @@ export abstract class AstNode extends ArktsObject {
     public set endPosition(end: SourcePosition) {
         global.es2panda._AstNodeSetEnd(global.context, this.peer, end.peer);
     }
+
+    public get range(): SourceRange {
+        return new SourceRange(global.es2panda._AstNodeRangeConst(global.context, this.peer));
+    }
+
+    public set range(range: SourceRange) {
+        global.es2panda._AstNodeSetRange(global.context, this.peer, range.peer);
+    }
 }
 
 export class UnsupportedNode extends AstNode {
diff --git a/koala-wrapper/src/arkts-api/utilities/public.ts b/koala-wrapper/src/arkts-api/utilities/public.ts
index b7e5706196b31a9e5c0fc00c8dfb2a3f2595f542..c619f83dc495cfdd92b810f703b13262c50b8a01 100644
--- a/koala-wrapper/src/arkts-api/utilities/public.ts
+++ b/koala-wrapper/src/arkts-api/utilities/public.ts
@@ -261,6 +261,10 @@ export function setAllParents(ast: AstNode): void {
     global.es2panda._AstNodeUpdateAll(global.context, ast.peer);
 }
 
+export function setAllRange(ast: AstNode): void {
+    global.es2panda._AstNodeSetAllRange(global.context, ast.peer);
+}
+
 export function generateTsDeclarationsFromContext(
   outputDeclEts: string,
   outputEts: string,