diff --git a/api/@internal/component/ets/ui_extension_component.d.ts b/api/@internal/component/ets/ui_extension_component.d.ts
new file mode 100644
index 000000000..32eb7f1bb
--- /dev/null
+++ b/api/@internal/component/ets/ui_extension_component.d.ts
@@ -0,0 +1,103 @@
+/*
+ * 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.
+ */
+
+/**
+ * Provide an interface for the ui extension component
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @systemapi
+ * @since 10
+ */
+interface UIExtensionComponentInterface {
+    /**
+     * Construct the ui extension component.
+     * Called when the ui extension component is used.
+     * @param { string } action - indicates implicit query fields of the UIExtensionAbility
+     * @param { { [key: string]: any } } parameters - indicates info of the UIExtensionAbility
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @systemapi
+     * @returns { UIExtensionComponentAttribute }
+     * @since 10
+     */
+    (action: string, parameters?: { [key: string]: any }): UIExtensionComponentAttribute;
+}
+
+/**
+ * Define the attribute functions of ui extension component.
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @systemapi
+ * @since 10
+ */
+declare class UIExtensionComponentAttribute extends CommonMethod<UIExtensionComponentAttribute> {
+
+    /**
+     * Called when the component is connected to ability.
+     * @param { () => void } Callback function when UIExtensionAbility connects successfully
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @systemapi
+     * @returns { UIExtensionComponentAttribute }
+     * @since 10
+     */
+    onConnected(callback: () => void): UIExtensionComponentAttribute;
+
+    /**
+     * Called when the component is disconnected.
+     * @param { () => void } - Callback function when UIExtensionAbility disconnects
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @systemapi
+     * @returns { UIExtensionComponentAttribute }
+     * @since 10
+     */
+    onDisconnected(callback: () => void): UIExtensionComponentAttribute;
+
+    /**
+     * Called when the provider sends data
+     * @param { (info: {code: number, want?: import('../api/@ohos.app.ability.Want').default}) => void } indicates info of the UIExtensionAbility
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @systemapi
+     * @returns { UIExtensionComponentAttribute }
+     * @since 10
+     */
+    onResult(callback: (info: {
+        code: number, want?: import('../api/@ohos.app.ability.Want').default
+    }) => void): UIExtensionComponentAttribute
+
+    /**
+     * Called when loading failed, takes the error messages as input parameter
+     * @param { (info: {errCode: number, errMsg: string}) => void } indicates info of the UIExtensionAbility
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @systemapi
+     * @returns { UIExtensionComponentAttribute }
+     * @since 10
+     */
+    onError(callback: (info: {
+        errCode: number, errMsg: string
+    }) => void): UIExtensionComponentAttribute
+}
+
+/**
+ * Defines UIExtensionComponent Component.
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @systemapi
+ * @since 10
+ */
+declare const UIExtensionComponent: UIExtensionComponentInterface;
+
+/**
+ * Defines UIExtensionComponent Component instance.
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @systemapi
+ * @since 10
+ */
+declare const UIExtensionComponentInstance: UIExtensionComponentAttribute;
diff --git a/remove_list.json b/remove_list.json
index 24e4c2ee7..ca5776b10 100644
--- a/remove_list.json
+++ b/remove_list.json
@@ -16,7 +16,8 @@
             "calendar.d.ts",
             "form_component.d.ts",
             "plugin_component.d.ts",
-            "remote_window.d.ts"
+            "remote_window.d.ts",
+            "ui_extension_component.d.ts"
         ]
     },
     "internal_lite": {