diff --git a/arkui-plugins/ui-plugins/checked-transformer.ts b/arkui-plugins/ui-plugins/checked-transformer.ts
index f3ccf8d290649868032c97398295db8bc3d03846..357a4183021aeb35a44a662531c1d963b8310337 100644
--- a/arkui-plugins/ui-plugins/checked-transformer.ts
+++ b/arkui-plugins/ui-plugins/checked-transformer.ts
@@ -116,6 +116,8 @@ export class CheckedTransformer extends AbstractVisitor {
             return addMemoAnnotation(node);
         } else if (arkts.isEtsScript(node) && ImportCollector.getInstance().importInfos.length > 0) {
             ImportCollector.getInstance().insertCurrentImports(this.program);
+        } else if (arkts.isTSTypeAliasDeclaration(node)) {
+            return structFactory.transformTSTypeAlias(node);
         }
         return node;
     }
diff --git a/arkui-plugins/ui-plugins/struct-translators/factory.ts b/arkui-plugins/ui-plugins/struct-translators/factory.ts
index 031e865b907e25bb10683e74cb7177df69b4f4c2..fc0a1ca57d897a7427b9baad1b6e7c44f33db388 100644
--- a/arkui-plugins/ui-plugins/struct-translators/factory.ts
+++ b/arkui-plugins/ui-plugins/struct-translators/factory.ts
@@ -23,10 +23,11 @@ import {
     getTypeNameFromTypeParameter,
     getTypeParamsFromClassDecl,
     isCustomComponentInterface,
+    MemoNames,
 } from '../utils';
 import { factory as uiFactory } from '../ui-factory';
 import { factory as propertyFactory } from '../property-translators/factory';
-import { collect, filterDefined } from '../../common/arkts-utils';
+import { collect, filterDefined, annotation } from '../../common/arkts-utils';
 import {
     classifyObservedTrack,
     classifyProperty,
@@ -528,6 +529,13 @@ export class factory {
         return arkts.factory.updateClassDeclaration(node, newClassDef);
     }
 
+    static transformTSTypeAlias(node: arkts.TSTypeAliasDeclaration): arkts.TSTypeAliasDeclaration {
+        if (arkts.isETSFunctionType(node.typeAnnotation) && hasDecorator(node.typeAnnotation, DecoratorNames.BUILDER)) {
+            node.typeAnnotation.setAnnotations([annotation(MemoNames.MEMO)]);
+        } 
+        return node;
+    }
+
     static updateObservedTrackClassDef(node: arkts.ClassDefinition): arkts.ClassDefinition {
         const isObserved: boolean = hasDecorator(node, DecoratorNames.OBSERVED);
         const classHasTrack: boolean = node.body.some(