diff --git a/entry/src/main/cpp/napi_init.cpp b/entry/src/main/cpp/napi_init.cpp
index 549714526cff90e2ffe292a8bc8319645a35a646..a78ee72401482d4b54b5fcde5354e581aa5f59ee 100644
--- a/entry/src/main/cpp/napi_init.cpp
+++ b/entry/src/main/cpp/napi_init.cpp
@@ -28,6 +28,7 @@ static int g_value = 0;
 struct CallbackContext {
     napi_env env = nullptr;
     napi_ref callbackRef = nullptr;
+    uv_async_t *async = nullptr;
 };
 // [End callback_context]
 
@@ -97,25 +98,16 @@ static napi_value ThreadSafeCase(napi_env env, napi_callback_info info) {
 }
 // [End thread_safe_case]
 
-// [Start uv_loop_async]
-//Global variable, used to store loop information and async handle.
-uv_loop_t *loop = nullptr;
-uv_async_t *async = nullptr;
-// [End uv_loop_async]
-
 // [Start async_handler]
 void async_handler(uv_async_t *handle) {
-    CallbackContext *context = reinterpret_cast<CallbackContext *>(handle->data);
+    CallbackContext *context = static_cast<CallbackContext *>(handle->data);
     napi_handle_scope scope = nullptr;
     napi_open_handle_scope(context->env, &scope);
     if (scope == nullptr) {
         napi_delete_reference(context->env, context->callbackRef);
         delete context;
         context = nullptr;
-        if (handle != nullptr) {
-            delete handle;
-            handle = nullptr;
-        }
+        uv_close(reinterpret_cast<uv_handle_t*>(handle), [](uv_handle_t *handle) { delete reinterpret_cast<uv_async_t*>(handle); });
         return;
     }
     napi_value callback = nullptr;
@@ -130,7 +122,7 @@ void async_handler(uv_async_t *handle) {
     napi_delete_reference(context->env, context->callbackRef);
     delete context;
     context = nullptr;
-    uv_close((uv_handle_t *)async, [](uv_handle_t *handle) { delete (uv_async_t *)handle; });
+    uv_close(reinterpret_cast<uv_handle_t*>(handle), [](uv_handle_t *handle) { delete reinterpret_cast<uv_async_t*>(handle); });
 }
 // [End async_handler]
 
@@ -140,9 +132,7 @@ void CallbackUvWorkTest(CallbackContext *context) {
         return;
     }
     OH_LOG_INFO(LOG_APP, "LibUV ChildThread, value:[%{public}d]", g_value);
-
-    async->data = reinterpret_cast<void *>(context);
-    uv_async_send(async);
+    uv_async_send(context->async);
 }
 // [End callback_uv_work_test]
 
@@ -157,15 +147,7 @@ static napi_value LibUvCase(napi_env env, napi_callback_info info) {
     if (valueType != napi_valuetype::napi_function) {
         return nullptr;
     }
-    // [End lib_uv_case]
 
-    // [Start uv_default_loop]
-    loop = uv_default_loop();
-    async = new uv_async_t;
-    uv_async_init(loop, async, async_handler);
-    // [End uv_default_loop]
-    
-    // [Start lib_uv_case]
     auto asyncContext = new CallbackContext();
     if (asyncContext == nullptr) {
         return nullptr;
@@ -173,10 +155,21 @@ static napi_value LibUvCase(napi_env env, napi_callback_info info) {
     asyncContext->env = env;
     napi_create_reference(env, callback_function, 1, &asyncContext->callbackRef);
     // [End lib_uv_case]
+    
     // [Start uv_default_loop]
+    uv_loop_t *loop = nullptr;
+    if (napi_get_uv_event_loop(env, &loop) != napi_ok) {
+        delete asyncContext;
+        return nullptr;
+    }
+    
+    uv_async_t *async = new uv_async_t();
+    uv_async_init(loop, async, async_handler);
+    async->data = asyncContext;
+    asyncContext->async = async;
+
     std::thread caseThread(CallbackUvWorkTest, asyncContext);
     caseThread.detach();
-    uv_run(loop, UV_RUN_DEFAULT);
     return nullptr;
     // [End uv_default_loop]
 }