diff --git a/code/DocsSample/ArkTS/ArkTsConcurrent/MultithreadedConcurrency/TaskPoolIntroduction/entry/src/main/ets/managers/asynchronousfunctions.ets b/code/DocsSample/ArkTS/ArkTsConcurrent/MultithreadedConcurrency/TaskPoolIntroduction/entry/src/main/ets/managers/asynchronousfunctions.ets
index 7054a947b6fad4b2e7ce33be0fb5feaa21dbe366..c98d1ccdec0d992fe8e93730aca46ef76febfc1c 100755
--- a/code/DocsSample/ArkTS/ArkTsConcurrent/MultithreadedConcurrency/TaskPoolIntroduction/entry/src/main/ets/managers/asynchronousfunctions.ets
+++ b/code/DocsSample/ArkTS/ArkTsConcurrent/MultithreadedConcurrency/TaskPoolIntroduction/entry/src/main/ets/managers/asynchronousfunctions.ets
@@ -76,9 +76,9 @@ struct Index {
           .fontWeight(FontWeight.Bold)
           .onClick(() => {
             testConcurrentFunc();
-            // [StartExclude update_message_on_success]
+            // [StartExclude concurrent_taskpool_async_promise_usage]
             this.message = 'success';
-            // [EndExclude update_message_on_success]
+            // [EndExclude concurrent_taskpool_async_promise_usage]
           })
       }
       .width('100%')
@@ -86,71 +86,4 @@ struct Index {
     .height('100%')
   }
 }
-// [End concurrent_taskpool_async_promise_usage]
-
-
-
-
-import { BusinessError } from '@kit.BasicServicesKit';
-
-// Start和Ende成对出现验证
-// [Start test-promise_async_operation]
-const promise: Promise<number> = new Promise((resolve: Function, reject: Function) => {
-  setTimeout(() => {
-    const randomNumber: number = Math.random();
-    if (randomNumber > 0.5) {
-      resolve(randomNumber);
-    } else {
-      reject(new Error('Random number is too small'));
-    }
-  }, 1000);
-})
-// [End promise_async_operation]
-
-promise.then((result: number) => {
-  console.info(`Random number is ${result}`);
-}).catch((error: BusinessError) => {
-  console.error(error.message);
-});
-
-// StartExclude 和EndExclude成对出现验证
-// [Start test-async_await_sync_operation]
-async function myAsyncFunction(): Promise<string> {
-  const result: string = await new Promise((resolve: Function) => {
-    // [StartExclude test-timeout]
-    setTimeout(() => {
-      resolve('Hello, world!');
-    }, 3000);
-    // [EndExclude timeout]
-  });
-  console.info(result); // 输出： Hello, world!
-  return result;
-}
-
-@Entry
-@Component
-struct PromiseAsyncAwait {
-  @State message: string = 'Hello World';
-
-  build() {
-    Row() {
-      Column() {
-        Text(this.message)
-           // StartExclude test-update_message_on_success
-          .fontSize(50)
-          .fontWeight(FontWeight.Bold)
-           // [EndExclude test-update_message_on_success]
-          .onClick(async () => {
-            let res = await myAsyncFunction();
-            console.info('res is: ' + res);
-            // [StartExclude test1-update_message_on_success]
-            this.message = 'success';
-            // EndExclude test1-update_message_on_success
-          })
-      }
-      .width('100%')
-    }
-    .height('100%')
-  }
-}
-// [End test-async_await_sync_operation]
+// [End concurrent_taskpool_async_promise_usage]
\ No newline at end of file
diff --git a/code/DocsSample/ArkTs/JSVMAPI/JsvmProcess/entry/src/main/cpp/types/libentry/Index.d.ts b/code/DocsSample/ArkTs/JSVMAPI/JsvmProcess/entry/src/main/cpp/types/libentry/Index.d.ts
index 42dfbbb7eab7317d1ce2f5d82d11ce9882a51af2..0368d3ca4666d9c8a3243c12d5cec2d801537e4e 100755
--- a/code/DocsSample/ArkTs/JSVMAPI/JsvmProcess/entry/src/main/cpp/types/libentry/Index.d.ts
+++ b/code/DocsSample/ArkTs/JSVMAPI/JsvmProcess/entry/src/main/cpp/types/libentry/Index.d.ts
@@ -15,4 +15,4 @@
 
 // [Start export_native]
 export const runTest: () => void;
-// [End export_native]
+// [End export_native]
\ No newline at end of file
diff --git a/code/DocsSample/ArkTs/JSVMAPI/JsvmUsageGuide/UsageInstructionsTwo/getvm/src/main/cpp/hello.cpp b/code/DocsSample/ArkTs/JSVMAPI/JsvmUsageGuide/UsageInstructionsTwo/getvm/src/main/cpp/hello.cpp
index fb75793a576945ebca659c63139b694456f49125..d2502f321fad27208472384358e29411ade57f1a 100755
--- a/code/DocsSample/ArkTs/JSVMAPI/JsvmUsageGuide/UsageInstructionsTwo/getvm/src/main/cpp/hello.cpp
+++ b/code/DocsSample/ArkTs/JSVMAPI/JsvmUsageGuide/UsageInstructionsTwo/getvm/src/main/cpp/hello.cpp
@@ -90,7 +90,7 @@ static JSVM_PropertyDescriptor descriptor[] = {
 };
 
 const char *SRC_CALL_NATIVE = R"JS(getVM())JS";
-// [EndExclude oh_jsvm_get_vm]
+// [End oh_jsvm_get_vm]
 
 static int32_t TestJSVM()
 {