diff --git a/entry/src/main/ets/common/constants/CommonConstants.ets b/entry/src/main/ets/common/constants/CommonConstants.ets
deleted file mode 100644
index bd4f788eaaee8a8475a00a446043dffe2e7391df..0000000000000000000000000000000000000000
--- a/entry/src/main/ets/common/constants/CommonConstants.ets
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Copyright (c) 2023 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-export default class CommonConstants{
-  /**
-   * The text high
-   */
-  static TEXT_HEIGHT: number = 50;
-
-  /**
-   * The text width
-   */
-  static DEFAULT_MARGIN: number = 30;
-
-  /**
-   * Full the width.
-   */
-  static FULL_WIDTH: string = '100%';
-
-  /**
-   * Full the height.
-   */
-  static FULL_HEIGHT: string = '100%';
-
-  /**
-   * Default fontSize
-   */
-  static DEFAULT_FONT_SIZE: number = 30;
-
-  /*
-   * Log Domain
-   * */
-  static DOMAIN: number = 0x0000;
-}
diff --git a/entry/src/main/ets/common/util/Logger.ets b/entry/src/main/ets/common/util/Logger.ets
deleted file mode 100644
index b8a3e35b29874530c970b7631c72df64cdd11fab..0000000000000000000000000000000000000000
--- a/entry/src/main/ets/common/util/Logger.ets
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (c) 2023 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { hilog } from '@kit.PerformanceAnalysisKit';
-
-class Logger {
-  private domain: number;
-  private prefix: string;
-  private format: string = '%{public}s, %{public}s';
-
-  /**
-   * constructor.
-   *
-   * @param Prefix Identifies the log tag.
-   * @param domain Domain Indicates the service domain, which is a hexadecimal integer ranging from 0x0 to 0xFFFFF.
-   */
-  constructor(prefix: string = 'MyApp', domain: number = 0xFF00) {
-    this.prefix = prefix;
-    this.domain = domain;
-  }
-
-  debug(...args: string[]): void {
-    hilog.debug(this.domain, this.prefix, this.format, args);
-  }
-
-  info(...args: string[]): void {
-    hilog.info(this.domain, this.prefix, this.format, args);
-  }
-
-  warn(...args: string[]): void {
-    hilog.warn(this.domain, this.prefix, this.format, args);
-  }
-
-  error(...args: string[]): void {
-    hilog.error(this.domain, this.prefix, this.format, args);
-  }
-}
-
-export default new Logger('UIAbilityLifeCycle', 0xFF00)
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/LifeCyclePage.ets b/entry/src/main/ets/pages/LifeCyclePage.ets
deleted file mode 100644
index 8a34d1755105e4325c6207172b06f0c472e21755..0000000000000000000000000000000000000000
--- a/entry/src/main/ets/pages/LifeCyclePage.ets
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Copyright (c) 2023 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import Logger from '../common/util/Logger';
-import CommonConstants from '../common/constants/CommonConstants';
-
-@Entry
-@Component
-struct LifeCyclePage {
-  @State textColor: Color = Color.Black;
-
-  aboutToAppear() {
-    this.textColor = Color.Blue;
-    Logger.info('[LifeCyclePage]  LifeCyclePage aboutToAppear');
-  }
-
-  onPageShow() {
-    this.textColor = Color.Brown;
-    Logger.info('[LifeCyclePage]  LifeCyclePage onPageShow');
-  }
-
-  onPageHide() {
-    Logger.info('[LifeCyclePage]  LifeCyclePage onPageHide');
-  }
-
-  onBackPress() {
-    this.textColor = Color.Red;
-    Logger.info('[LifeCyclePage]  LifeCyclePage onBackPress');
-    return false;
-  }
-
-  aboutToDisappear() {
-    Logger.info('[LifeCyclePage]  LifeCyclePage aboutToDisappear');
-  }
-
-  build() {
-    Column() {
-      Text($r('app.string.hello_message'))
-        .fontSize(CommonConstants.DEFAULT_FONT_SIZE)
-        .fontColor(this.textColor)
-        .margin(CommonConstants.DEFAULT_MARGIN)
-        .fontWeight(FontWeight.Bold)
-    }
-    .width(CommonConstants.FULL_WIDTH)
-  }
-}
\ No newline at end of file