diff --git a/src/UserService/JsonRpcInterface/user/FeedbackInterface.php b/src/UserService/JsonRpcInterface/user/FeedbackInterface.php
new file mode 100644
index 0000000..2a77e26
--- /dev/null
+++ b/src/UserService/JsonRpcInterface/user/FeedbackInterface.php
@@ -0,0 +1,47 @@
+<?php
+
+/**
+ * 用户反馈服务接口
+ */
+
+namespace Dhd\Micro\Interface\UserService\JsonRpcInterface\user;
+
+interface FeedbackInterface
+{
+    /**
+     * App提交反馈
+     * @param array $params ['user_id' => int, 'content' => string, 'images' => array, 'contact_phone' => string]
+     * @return array ['id' => int]
+     */
+    public function submitFeedback(array $params): array;
+
+    /**
+     * App我的反馈列表
+     * @param array $params ['user_id' => int, 'page' => int, 'size' => int]
+     * @return array ['list' => array, 'page' => int, 'size' => int, 'total' => int]
+     */
+    public function getFeedbackList(array $params): array;
+
+    /**
+     * 后台反馈列表
+     * @param array $params ['status' => int, 'keyword' => string, 'contact_phone' => string, 'page' => int, 'size' => int]
+     * @return array ['list' => array, 'page' => int, 'size' => int, 'total' => int]
+     */
+    public function adminGetFeedbackList(array $params): array;
+
+    /**
+     * 后台反馈详情
+     * @param int $id 反馈ID
+     * @return array
+     */
+    public function adminGetFeedbackDetail(int $id): array;
+
+    /**
+     * 后台处理反馈
+     * @param int $id 反馈ID
+     * @param int $handlerId 处理人ID（管理员ID）
+     * @param array $params ['status' => int, 'handle_note' => string]
+     * @return bool
+     */
+    public function adminHandleFeedback(int $id, int $handlerId, array $params): bool;
+}
diff --git a/src/UserService/UserService.php b/src/UserService/UserService.php
index b8e9f72..adb1636 100755
--- a/src/UserService/UserService.php
+++ b/src/UserService/UserService.php
@@ -12,4 +12,5 @@ interface UserService extends
     \Dhd\Micro\Interface\UserService\JsonRpcInterface\user\UserInfoCheckInterface,
     \Dhd\Micro\Interface\UserService\JsonRpcInterface\user\UserCurriculumVitaeInterface,
     \Dhd\Micro\Interface\UserService\JsonRpcInterface\UserDownloadRecordInterface,
-    \Dhd\Micro\Interface\UserService\JsonRpcInterface\user\StudentScoreInterface {}
+    \Dhd\Micro\Interface\UserService\JsonRpcInterface\user\StudentScoreInterface,
+    \Dhd\Micro\Interface\UserService\JsonRpcInterface\user\FeedbackInterface {}