diff --git a/shell/platform/ohos/flutter_embedding/flutter/index.ets b/shell/platform/ohos/flutter_embedding/flutter/index.ets
index c146ae457d59ce203e99d91e86f3eeff26fc296e..a9e43723cbf3971e9eb7e4a29aad5145731dff10 100644
--- a/shell/platform/ohos/flutter_embedding/flutter/index.ets
+++ b/shell/platform/ohos/flutter_embedding/flutter/index.ets
@@ -100,6 +100,13 @@ import { FlutterCallbackInformation } from './src/main/ets/view/FlutterCallbackI
 import FlutterRunArguments from './src/main/ets/view/FlutterRunArguments';
 import { FlutterView } from './src/main/ets/view/FlutterView';
 import { TextureRegistry } from './src/main/ets/view/TextureRegistry';
+import { ByteBuffer } from './src/main/ets/util/ByteBuffer';
+import Log from './src/main/ets/util/Log';
+import MessageChannelUtils from './src/main/ets/util/MessageChannelUtils';
+import PathUtils from './src/main/ets/util/PathUtils';
+import StringUtils from './src/main/ets/util/StringUtils';
+import ToolUtils from './src/main/ets/util/ToolUtils';
+import { TraceSection } from './src/main/ets/util/TraceSection';
 
 export {
   FlutterInjector,
@@ -188,4 +195,11 @@ export {
   FlutterRunArguments,
   FlutterView,
   TextureRegistry,
+  ByteBuffer,
+  Log,
+  MessageChannelUtils,
+  PathUtils,
+  StringUtils,
+  ToolUtils,
+  TraceSection,
 }
diff --git a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/util/PathUtils.ets b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/util/PathUtils.ets
index 691ea0f360b40adb266bde566c2f66292a2aa0ff..f47bcb68b0755dba14200d8a44db899528119191 100644
--- a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/util/PathUtils.ets
+++ b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/util/PathUtils.ets
@@ -30,7 +30,7 @@ export default class PathUtils {
     return context.cacheDir;
   }
 
-  static getDataDirectory(context: common.Context): string {
+  static getDataDirectory(context: common.Context): string | null {
     const name = "flutter";
     const flutterDir = context.filesDir + "/" + name;
     if (!fs.accessSync(flutterDir)) {