diff --git a/entry/src/main/ets/common/constants/BreakpointSystem.ets b/entry/src/main/ets/common/constants/BreakpointSystem.ets
index 9abc0230a18f2d4b14e3a02ee4ae7a0d80876857..fd4b4fc914512df7af4ae069685940285e959e72 100644
--- a/entry/src/main/ets/common/constants/BreakpointSystem.ets
+++ b/entry/src/main/ets/common/constants/BreakpointSystem.ets
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Copyright (c) 2024 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
@@ -36,4 +36,4 @@ export class BreakpointType<T> {
     }
     return undefined;
   }
-}
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/common/constants/CommonConstants.ets b/entry/src/main/ets/common/constants/CommonConstants.ets
index b2a3151f2f1d13bd5a77de444dae8b8dbc64b201..6c5077c3553dbd3cb7d03b0bbbc573f8a4030a5d 100644
--- a/entry/src/main/ets/common/constants/CommonConstants.ets
+++ b/entry/src/main/ets/common/constants/CommonConstants.ets
@@ -49,46 +49,11 @@ export class CommonConstants {
    */
   public static readonly ELEMENTS_MARGIN = 12;
 
-  /**
-   * One hundred percent.
-   */
-  public static readonly ONE_HUNDRED_PERCENT: string = '100%';
-
-  /**
-   * One hundred eleven percent.
-   */
-  public static readonly ONE_HUNDRED_ELEVEN_PERCENT: string = '100%';
-
   /**
    * The hundred  percent of the components
    */
   public static readonly FULL_PERCENT: string = '100%';
 
-  /**
-   * Ninety two percent.
-   */
-  public static readonly NINETY_PERCENT: string = '90%';
-
-  /**
-   * Ninety two percent.
-   */
-  public static readonly NINETY_TWO_PERCENT: string = '92%';
-
-  /**
-   * Ninety five percent.
-   */
-  public static readonly NINETY_FIVE_PERCENT: string = '95%';
-
-  /**
-   * Eighty five percent.
-   */
-  public static readonly EIGHTY_FIVE_PERCENT: string = '85%';
-
-  /**
-   * Thirty percent.
-   */
-  public static readonly THIRTY_PERCENT: string = '30%';
-
   /**
    * Forty percent.
    */
@@ -99,31 +64,6 @@ export class CommonConstants {
    */
   public static readonly SEVENTY_FIVE_PERCENT: string = '75%';
 
-  /**
-   * Rotation angle.
-   */
-  public static readonly ANGLE: number = 45;
-
-  /**
-   * Line Spacing.
-   */
-  public static readonly SPACE: number = 16;
-
-  /**
-   * Moving distance.
-   */
-  public static readonly TRANSLATE: number = 1000;
-
-  /**
-   * Zero six.
-   */
-  public static readonly ZERO_SIX: number = 0.6;
-
-  /**
-   * Zero eight.
-   */
-  public static readonly ZERO_EIGHT: number = 0.8;
-
   /**
    * Duration.
    */
@@ -134,31 +74,11 @@ export class CommonConstants {
    */
   public static readonly DELAY: number = 500;
 
-  /**
-   * GridCount.
-   */
-  public static readonly GRID_COUNT: number = 2;
-
   /**
    * Zero.
    */
   public static readonly ZERO: number = 0;
 
-  /**
-   * Four
-   */
-  public static readonly FOUR: number = 4;
-
-  /**
-   * Eight.
-   */
-  public static readonly EIGHT: number = 8;
-
-  /**
-   * Twelves.
-   */
-  public static readonly TWELVES: number = 12;
-
   /**
    * Space.
    */
@@ -174,21 +94,6 @@ export class CommonConstants {
    */
   public static readonly ELEMENTS_MARGIN_M: number = 8;
 
-  /**
-   * 0.0.
-   */
-  public static readonly ZERO_ZERO: number = 0.0;
-
-  /**
-   * 0.3.
-   */
-  public static readonly ZERO_THREE: number = 0.3;
-
-  /**
-   * 1.0.
-   */
-  public static readonly ONE_ZERO: number = 1.0;
-
   /**
    * Saturday.
    */
@@ -233,9 +138,4 @@ export class CommonConstants {
    * MD and LG width.
    */
   public static readonly WIDTH_MD_LG: number = 448;
-
-  /**
-   * All breakpoints
-   */
-  public static readonly BREAKPOINTS: string[] = ['sm', 'md', 'lg'];
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/BindSheet.ets b/entry/src/main/ets/pages/BindSheet.ets
index 4aa6b97c95ff811724ed5e0d4ae51ddd4a97080a..46ba0ca048b03850f61ae320934878ae8100ca77 100644
--- a/entry/src/main/ets/pages/BindSheet.ets
+++ b/entry/src/main/ets/pages/BindSheet.ets
@@ -13,15 +13,15 @@
  * limitations under the License.
  */
 
+import { ConfigurationConstant } from '@kit.AbilityKit';
 import { BreakpointType } from '../common/constants/BreakpointSystem';
 import { CommonConstants } from '../common/constants/CommonConstants';
-import { ConfigurationConstant } from '@kit.AbilityKit';
 
 @Entry
 @Component
 struct BindSheetDemo {
-  @StorageProp('systemColorMode')
-  currentMode: ConfigurationConstant.ColorMode = ConfigurationConstant.ColorMode.COLOR_MODE_LIGHT;
+  @StorageProp('systemColorMode') currentMode: ConfigurationConstant.ColorMode =
+    ConfigurationConstant.ColorMode.COLOR_MODE_LIGHT;
   @StorageLink('topRectHeight') topRectHeight: number = 0;
   @StorageLink('bottomRectHeight') bottomRectHeight: number = 0;
   @StorageLink('currentBreakpoint') curBp: string = CommonConstants.BREAK_POINT_SM;
diff --git a/entry/src/main/ets/viewmodel/DataManager.ets b/entry/src/main/ets/viewmodel/DataManager.ets
index 53bd6186a441f2a7017d81ef2984156b4ceb646a..dc9fd6665f2fc9a7fe755184fe6b48c247ad3f9a 100644
--- a/entry/src/main/ets/viewmodel/DataManager.ets
+++ b/entry/src/main/ets/viewmodel/DataManager.ets
@@ -13,7 +13,7 @@
  * limitations under the License.
  */
 
-import dataPreferences from '@ohos.data.preferences';
+import { preferences } from '@kit.ArkData';
 import { DateModel } from './DateModel';
 import { getRealTimeDate } from './GetDate';
 
@@ -21,11 +21,11 @@ export class DataManager {
   static getDate(context: Context, callback: (dateModel: DateModel) => void) {
     let dateModel: DateModel = getRealTimeDate();
     try {
-      let promise = dataPreferences.getPreferences(context, 'date');
-      promise.then((object: dataPreferences.Preferences) => {
+      let promise = preferences.getPreferences(context, 'date');
+      promise.then((object: preferences.Preferences) => {
         try {
           let getPromise = object.get('selectedDate', '');
-          getPromise.then((data: dataPreferences.ValueType) => {
+          getPromise.then((data: preferences.ValueType) => {
             let dateSting = data as string;
             if (dateSting.length > 0) {
               dateModel = JSON.parse(dateSting) as DateModel;
@@ -49,8 +49,8 @@ export class DataManager {
 
   static setDate(context: Context, dateModel: DateModel, callback: () => void) {
     try {
-      let promise = dataPreferences.getPreferences(context, 'date');
-      promise.then((object: dataPreferences.Preferences) => {
+      let promise = preferences.getPreferences(context, 'date');
+      promise.then((object: preferences.Preferences) => {
         try {
           let setPromise = object.put('selectedDate', JSON.stringify(dateModel));
           setPromise.then(() => {
@@ -77,8 +77,8 @@ export class DataManager {
 
   static deleteDate(context: Context, callback: () => void) {
     try {
-      let promise = dataPreferences.getPreferences(context, 'date');
-      promise.then((object: dataPreferences.Preferences) => {
+      let promise = preferences.getPreferences(context, 'date');
+      promise.then((object: preferences.Preferences) => {
         try {
           let deletePromise = object.delete('selectedDate');
           deletePromise.then(() => {