diff --git a/TaskPoolPractice/entry/src/main/ets/pages/test.ets b/TaskPoolPractice/entry/src/main/ets/pages/test.ets
new file mode 100644
index 0000000000000000000000000000000000000000..8a9181f5e9db67f403676e6ce3f002fa07871400
--- /dev/null
+++ b/TaskPoolPractice/entry/src/main/ets/pages/test.ets
@@ -0,0 +1,37 @@
+// [Start abc]
+import { a } from './a'
+import { b } from './b'
+import { c } from './c'
+// [End abc]
+import { hilog } from '@kit.PerformanceAnalysisKit';
+// [Start err]
+import { BusinessError } from '@kit.BasicServicesKit';
+// [End err]
+// [Start abc]
+@Concurrent
+function concurrentFunc() {
+  hilog.info(0xFF00, 'sampleTag', 'value: ' + a);
+}
+// [End abc]
+function  copy(pathDir:string){
+  let fs;
+  // [Start src]
+  let srcPath = pathDir + "/srcDir/test.txt";
+  let dstPath = pathDir + "/dstDir/test.txt";
+
+  fs.copyFileSync(srcPath, dstPath);
+  // [End src]
+}
+function copyfile(pathDir:string){
+  let fs;
+  // [Start err]
+  let srcPath = pathDir + "/srcDir/test.txt";
+  let dstPath = pathDir + "/dstDir/test.txt";
+  fs.copyFile(srcPath, dstPath, 0).then(() => {
+    hilog.info(0xFF00, 'sampleTag', 'copy file succeed');
+  }).catch((err: BusinessError) => {
+    hilog.error(0xFF00, 'sampleTag', 'copy file failed with error message: ' + err.message + ', error code: ' + err.code);
+  });
+  // [End err]
+
+}
\ No newline at end of file