diff --git a/packages/rax-renderer/src/index.ts b/packages/rax-renderer/src/index.ts
index 2ea14ec1a..1947aa5ae 100644
--- a/packages/rax-renderer/src/index.ts
+++ b/packages/rax-renderer/src/index.ts
@@ -41,8 +41,8 @@ function factory() {
   };
 }
 
-const RaxRenderer = factory();
-const Engine = RaxRenderer;
+const RaxRenderer: any = factory();
+const Engine: any = RaxRenderer;
 
 export {
   Engine,
diff --git a/packages/rax-renderer/src/renderer/block.tsx b/packages/rax-renderer/src/renderer/block.tsx
index 2b2d6c93a..8fa4a2731 100644
--- a/packages/rax-renderer/src/renderer/block.tsx
+++ b/packages/rax-renderer/src/renderer/block.tsx
@@ -1,6 +1,6 @@
 import { blockRendererFactory, types } from '@alilc/lowcode-renderer-core';
 
-export default function raxBlockRendererFactory() {
+const raxBlockRendererFactory: () => any = () => {
   const OriginBlock = blockRendererFactory();
   return class BlockRenderer extends OriginBlock {
     render() {
@@ -21,4 +21,5 @@ export default function raxBlockRendererFactory() {
       return that.__renderContextConsumer(children);
     }
   };
-}
+};
+export default raxBlockRendererFactory;
diff --git a/packages/rax-renderer/src/renderer/component.tsx b/packages/rax-renderer/src/renderer/component.tsx
index 6f221b313..9943b3c2f 100644
--- a/packages/rax-renderer/src/renderer/component.tsx
+++ b/packages/rax-renderer/src/renderer/component.tsx
@@ -1,6 +1,6 @@
 import { componentRendererFactory, types } from '@alilc/lowcode-renderer-core';
 
-export default function raxComponentRendererFactory() {
+const raxComponentRendererFactory: () => any = () => {
   const OriginComponent = componentRendererFactory();
   return class ComponentRenderer extends OriginComponent {
     render() {
@@ -33,4 +33,5 @@ export default function raxComponentRendererFactory() {
       return that.__renderContent(content);
     }
   };
-}
+};
+export default raxComponentRendererFactory;
diff --git a/packages/rax-renderer/src/renderer/page.tsx b/packages/rax-renderer/src/renderer/page.tsx
index af8b78d88..f6ebd3f7c 100644
--- a/packages/rax-renderer/src/renderer/page.tsx
+++ b/packages/rax-renderer/src/renderer/page.tsx
@@ -1,6 +1,6 @@
 import { pageRendererFactory, types } from '@alilc/lowcode-renderer-core';
 
-export default function raxPageRendererFactory() {
+const raxPageRendererFactory: () => any = () => {
   const OriginPage = pageRendererFactory();
   return class PageRenderer extends OriginPage {
     async componentDidUpdate() {
@@ -33,4 +33,6 @@ export default function raxPageRendererFactory() {
       }));
     }
   };
-}
+};
+
+export default raxPageRendererFactory;
\ No newline at end of file