diff --git a/flower_back/src/main/java/com/example/flower/service/impl/StaffServiceImpl.java b/flower_back/src/main/java/com/example/flower/service/impl/StaffServiceImpl.java
new file mode 100644
index 0000000..9f82d75
--- /dev/null
+++ b/flower_back/src/main/java/com/example/flower/service/impl/StaffServiceImpl.java
@@ -0,0 +1,20 @@
+package com.example.flower.service.impl;
+
+import com.example.flower.entity.Staff;
+import com.github.pagehelper.PageInfo;
+import org.apache.ibatis.annotations.Mapper;
+import org.springframework.stereotype.Repository;
+
+@Mapper
+@Repository
+public interface StaffServiceImpl {
+    Staff staffLogin(String staff_name);
+    PageInfo<Staff> staffList(int page, int page_size);
+    PageInfo<Staff> staffListByQuery(int page,int page_size,String staff_name);
+    void staffAdd(Staff staff);
+    int staffDeletePer(int staff_id);
+    int staffDeleteMul(int[] staff_ids);
+    Staff staffInfo(int staff_id);
+    int staffModify(Staff staff);
+    int staffModifyState(int staff_id,int staff_state);
+}