diff --git a/api/home/mySelections.js b/api/home/mySelections.js
index 6801ebc..a22e69e 100644
--- a/api/home/mySelections.js
+++ b/api/home/mySelections.js
@@ -170,6 +170,161 @@ class MySelectionsAPI {
             throw error
         }
     }
+
+    /**
+     * 创建分组
+     * @param {Function} successCallback - 成功回调函数
+     * @param {Function} failCallback - 失败回调函数
+     * @param {Object} data - 请求参数，包含分组名字
+     * @returns {Promise}
+     */
+    static async addUserStockGroup(successCallback, failCallback = null, data = {}) {
+        const url = '/api/homePage/userStockGroup/add'
+        
+        try {
+            const response = await http({
+                url: url,
+                method: 'POST',
+                data: data
+            })
+            
+            console.log('创建分组 - 响应:', response)
+            if (successCallback && typeof successCallback === 'function') {
+                successCallback(response)
+            }
+            return response
+        } catch (error) {
+            console.error('创建分组 - 失败:', error)
+            if (failCallback && typeof failCallback === 'function') {
+                failCallback(error)
+            }
+            throw error
+        }
+    }
+
+    /**
+     * 修改分组名称
+     * @param {Function} successCallback - 成功回调函数
+     * @param {Function} failCallback - 失败回调函数
+     * @param {Object} data - 请求参数，包含修改后的名字
+     * @returns {Promise}
+     */
+    static async updateUserStockGroupName(successCallback, failCallback = null, data = {}) {
+        const url = '/api/homePage/userStockGroup/updateName'
+        
+        try {
+            const response = await http({
+                url: url,
+                method: 'POST',
+                data: data
+            })
+            
+            console.log('修改分组名称 - 响应:', response)
+            if (successCallback && typeof successCallback === 'function') {
+                successCallback(response)
+            }
+            return response
+        } catch (error) {
+            console.error('修改分组名称 - 失败:', error)
+            if (failCallback && typeof failCallback === 'function') {
+                failCallback(error)
+            }
+            throw error
+        }
+    }
+
+    /**
+     * 删除分组
+     * @param {Function} successCallback - 成功回调函数
+     * @param {Function} failCallback - 失败回调函数
+     * @param {Object} data - 请求参数，包含groupId
+     * @returns {Promise}
+     */
+    static async deleteUserStockGroup(successCallback, failCallback = null, data = {}) {
+        const url = '/api/homePage/userStockGroup/delete'
+        
+        try {
+            const response = await http({
+                url: url,
+                method: 'POST',
+                data: data
+            })
+            
+            console.log('删除分组 - 响应:', response)
+            if (successCallback && typeof successCallback === 'function') {
+                successCallback(response)
+            }
+            return response
+        } catch (error) {
+            console.error('删除分组 - 失败:', error)
+            if (failCallback && typeof failCallback === 'function') {
+                failCallback(error)
+            }
+            throw error
+        }
+    }
+
+    /**
+     * 删除某一个自选股
+     * @param {Function} successCallback - 成功回调函数
+     * @param {Function} failCallback - 失败回调函数
+     * @param {Object} data - 请求参数，包含groupId和id
+     * @returns {Promise}
+     */
+    static async deleteUserStock(successCallback, failCallback = null, data = {}) {
+        const url = '/api/homePage/userStock/delete'
+        
+        try {
+            const response = await http({
+                url: url,
+                method: 'POST',
+                data: data
+            })
+            
+            console.log('删除自选股 - 响应:', response)
+            if (successCallback && typeof successCallback === 'function') {
+                successCallback(response)
+            }
+            return response
+        } catch (error) {
+            console.error('删除自选股 - 失败:', error)
+            if (failCallback && typeof failCallback === 'function') {
+                failCallback(error)
+            }
+            throw error
+        }
+    }
+
+    /**
+     * 在某个分组下添加自选股
+     * @param {Function} successCallback - 成功回调函数
+     * @param {Function} failCallback - 失败回调函数
+     * @param {Object} data - 请求参数，包含股票代码code，股票市场market和分组groupId
+     * @returns {Promise}
+     */
+    static async addUserStock(successCallback, failCallback = null, data = {}) {
+        const url = '/api/homePage/userStock/add'
+        
+        try {
+            const response = await http({
+                url: url,
+                method: 'POST',
+                data: data
+            })
+            
+            console.log('添加自选股 - 响应:', response)
+            if (successCallback && typeof successCallback === 'function') {
+                successCallback(response)
+            }
+            return response
+        } catch (error) {
+            console.error('添加自选股 - 失败:', error)
+            if (failCallback && typeof failCallback === 'function') {
+                failCallback(error)
+            }
+            throw error
+        }
+    }
 }
 
 // 导出API类
@@ -181,5 +336,10 @@ export const {
     getUserStockGroupList,
     getUserStockList,
     getUserOrDefault,
-    getDefaultStocks
+    getDefaultStocks,
+    addUserStockGroup,
+    updateUserStockGroupName,
+    deleteUserStockGroup,
+    deleteUserStock,
+    addUserStock
 } = MySelectionsAPI
\ No newline at end of file