diff --git a/api/@internal/component/ets/index-full.d.ts b/api/@internal/component/ets/index-full.d.ts
index 76ab07278c5d6dd6b2fe858d9f867cd1ab892c17..30b4f131989d71a9d9c10aab990bce2fe029f088 100644
--- a/api/@internal/component/ets/index-full.d.ts
+++ b/api/@internal/component/ets/index-full.d.ts
@@ -125,6 +125,7 @@
 /// <reference path="./text_picker.d.ts" />
 /// <reference path="./text_timer.d.ts" />
 /// <reference path="./time_picker.d.ts" />
+/// <reference path="./picker.d.ts" />
 /// <reference path="./toggle.d.ts" />
 /// <reference path="./toolbar.d.ts" />
 /// <reference path="./with_theme.d.ts" />
diff --git a/api/@internal/component/ets/picker.d.ts b/api/@internal/component/ets/picker.d.ts
new file mode 100644
index 0000000000000000000000000000000000000000..2509820380349f7ecc2792baf54be1f9c0ac952e
--- /dev/null
+++ b/api/@internal/component/ets/picker.d.ts
@@ -0,0 +1,299 @@
+/*
+ * Copyright (c) 2025 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.
+ */
+
+/**
+ * @file
+ * @kit ArkUI
+ */
+
+/**
+ * Defines the options of Picker.
+ *
+ * @interface PickerOptions
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare interface PickerOptions {
+  /**
+   * Current selected subscript.
+   *
+   * @type { ?number }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  selectedIndex?: number;
+}
+
+/**
+ * PickerInterface
+ *
+ * @interface PickerInterface
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+interface PickerInterface {
+  /**
+   * Defines the Picker constructor.
+   *
+   * @param { PickerOptions } options
+   * @returns { PickerAttribute }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  (options?: PickerOptions): PickerAttribute;
+}
+
+/**
+ * Callback of Picker item is selected event.
+ *
+ * @typedef {function} OnPickerChangeCallback
+ * @param { number } selectedIndex - Index of the selected item.
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare type OnPickerChangeCallback = (selectedIndex: number) => void;
+
+/**
+ * IndicatorType
+ * 
+ * @enum { number }
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare enum IndicatorType {
+  /**
+   * Divider marks the selected item.
+   *
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  DIVIDER = 0,
+
+  /**
+   * Background marks the selected item.
+   *
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  BACKGROUND = 1,
+}
+
+/**
+ * Defines the options of Indicator style.
+ *
+ * @interface PickerIndicatorStyle
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare interface PickerIndicatorStyle {
+  /**
+   * The type of indicator.
+   *
+   * @type { IndicatorType } type
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  type: IndicatorType;
+
+  /**
+   * The width of Divider.
+   *
+   * @type { ?LengthMetrics } dividerWidth
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  dividerWidth?: LengthMetrics;
+
+  /**
+   * The color of Divider.
+   *
+   * @type { ?ResourceColor } dividerColor
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  dividerColor?: ResourceColor;
+
+  /**
+   * The startMargin of Divider.
+   *
+   * @type { ?LengthMetrics } startMargin
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  startMargin?: LengthMetrics;
+
+  /**
+   * The endMargin of Divider.
+   *
+   * @type { ?LengthMetrics } endMargin
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  endMargin?: LengthMetrics;
+
+  /**
+   * Define the background color of selected item.
+   *
+   * @type { ?ResourceColor } backgroundColor
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  backgroundColor?: ResourceColor;
+
+  /**
+   * Defines the border radius of selected items.
+   *
+   * @type { ?(LengthMetrics | BorderRadiuses | LocalizedBorderRadiuses) } borderRadius
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  borderRadius?: LengthMetrics | BorderRadiuses | LocalizedBorderRadiuses;
+}
+
+/**
+ * Style the picker.
+ *
+ * @extends CommonMethod<PickerAttribute>
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare class PickerAttribute extends CommonMethod<PickerAttribute> {
+  /**
+   * This event is triggered when a Picker item is selected.
+   *
+   * @param { Optional<OnPickerChangeCallback> } callback - the callback of onChange.
+   * @returns { PickerAttribute }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */  
+  onChange(callback: Optional<OnPickerChangeCallback>): PickerAttribute;
+
+  /**
+   * This event is triggered when a Picker item is selected and scrolling has stopped.
+   *
+   * @param { Optional<OnPickerChangeCallback> } callback - the callback of onScrollStop.
+   * @returns { PickerAttribute }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  onScrollStop(callback: Optional<OnPickerChangeCallback>): PickerAttribute;
+
+  /**
+   * Can scroll loop if true is set, on the contrary it can not.
+   *
+   * @param { Optional<boolean> } isLoop
+   * @returns { PickerAttribute }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  canLoop(isLoop: Optional<boolean>): PickerAttribute;
+
+  /**
+   * Enable or disable haptic feedback.
+   *
+   * @param { Optional<boolean> } enable - Default value is true, set false to disable haptic feedback.
+   * @returns { PickerAttribute }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @atomicservice
+   * @since 20
+   */
+  enableHapticFeedback(enable: Optional<boolean>): PickerAttribute;
+
+  /**
+   * Sets the text style of selected items
+   *
+   * @param { Optional<PickerTextStyle> } style - indicates the text style of selected items.
+   * @returns { PickerAttribute }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  selectedTextStyle(style: Optional<PickerTextStyle>): PickerAttribute;
+
+  /**
+   * Sets the indicator's type and style.
+   *
+   * @param { Optional<PickerIndicatorStyle> } style
+   * @returns { PickerAttribute }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  selectionIndicator(style: Optional<PickerIndicatorStyle>): PickerAttribute;
+}
+
+/**
+ * Defines Picker Component.
+ *
+ * @type { PickerInterface } Picker
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare const Picker: PickerInterface;
+
+/**
+ * Defines Picker Component instance.
+ *
+ * @type { PickerAttribute } PickerInstance
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare const PickerInstance: PickerAttribute;
diff --git a/api/arkui/PickerModifier.d.ts b/api/arkui/PickerModifier.d.ts
new file mode 100644
index 0000000000000000000000000000000000000000..4ef7fc204ba447e7ffdac1e497d09389cac29745
--- /dev/null
+++ b/api/arkui/PickerModifier.d.ts
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2025 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.
+ */
+
+/**
+ * @file
+ * @kit ArkUI
+ */
+
+/**
+ * Defines Picker Modifier
+ *
+ * @extends PickerAttribute
+ * @implements AttributeModifier<PickerAttribute>
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @atomicservice
+ * @since 20
+*/
+export declare class PickerModifier extends PickerAttribute implements AttributeModifier<PickerAttribute> {
+
+  /**
+   * Defines the normal update attribute function.
+   * 
+   * @param { PickerAttribute } instance
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   */
+  applyNormalAttribute?(instance: PickerAttribute): void;
+}
diff --git a/build-tools/collect_application_api/tsconfig.json b/build-tools/collect_application_api/tsconfig.json
index 2ec2a323ff6b5f4bae6a997fedd95342876582a4..43c2287ef07e1e3e9da5e9d63ea660da87fedb28 100644
--- a/build-tools/collect_application_api/tsconfig.json
+++ b/build-tools/collect_application_api/tsconfig.json
@@ -63,6 +63,7 @@
         "Particle",        
         "Path",
         "PatternLock",
+        "Picker",
         "Piece",
         "PluginComponent",
         "Polygon",
@@ -393,6 +394,11 @@
             "type": "PatternLockAttribute",
             "instance": "PatternLockInstance"
           },
+          {
+            "name": "Picker",
+            "type": "PickerAttribute",
+            "instance": "PickerInterface"
+          },
           {
             "name": "Piece",
             "type": "PieceAttribute",
@@ -663,4 +669,4 @@
   "exclude": [
     "node_modules"
   ]
-}
\ No newline at end of file
+}
diff --git a/build-tools/dts_parser/kit.json b/build-tools/dts_parser/kit.json
index 0baee0c4acd7ce8dba953d4a875574a408145eea..e0690d2e8b51df4d5faaac9c55272de9540fa9c4 100644
--- a/build-tools/dts_parser/kit.json
+++ b/build-tools/dts_parser/kit.json
@@ -76,6 +76,7 @@
     { "filePath": "@internal/component/ets/paste_button.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "@internal/component/ets/path.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "@internal/component/ets/pattern_lock.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
+    { "filePath": "@internal/component/ets/picker.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "@internal/component/ets/plugin_component.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "@internal/component/ets/polygon.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "@internal/component/ets/polyline.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
@@ -784,6 +785,7 @@
     { "filePath": "arkui/PanelModifier.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "arkui/PathModifier.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "arkui/PatternLockModifier.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
+    { "filePath": "arkui/PickerModifier.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "arkui/PolygonModifier.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "arkui/PolylineModifier.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
     { "filePath": "arkui/ProgressModifier.d.ts", "kitName": "ArkUI", "subSystem": "ArkUI开发框架" },
diff --git a/build-tools/dts_parser/src/config/tsconfig.json b/build-tools/dts_parser/src/config/tsconfig.json
index df048744d3192e8adb37f1116fc5b246ad6e10a1..521e72d76389ea0cfd7b86a7fdf5c171ca6dc346 100644
--- a/build-tools/dts_parser/src/config/tsconfig.json
+++ b/build-tools/dts_parser/src/config/tsconfig.json
@@ -62,6 +62,7 @@
         "Particle",        
         "Path",
         "PatternLock",
+        "Picker",
         "Piece",
         "PluginComponent",
         "Polygon",
@@ -387,6 +388,11 @@
             "type": "PatternLockAttribute",
             "instance": "PatternLockInstance"
           },
+          {
+            "name": "Picker",
+            "type": "PickerAttribute",
+            "instance": "PickerInterface"
+          },
           {
             "name": "Piece",
             "type": "PieceAttribute",
@@ -657,4 +663,4 @@
   "exclude": [
     "node_modules"
   ]
-}
\ No newline at end of file
+}