diff --git a/src/cn/edu/hactcm/Service/AdminService.java b/src/cn/edu/hactcm/Service/AdminService.java
new file mode 100644
index 0000000..56f65ee
--- /dev/null
+++ b/src/cn/edu/hactcm/Service/AdminService.java
@@ -0,0 +1,22 @@
+package cn.edu.hactcm.service;
+import cn.edu.hactcm.po.Admin;
+import cn.edu.hactcm.po.PageInfo;
+
+
+import java.util.List;
+
+/**
+ * 用户Service层接口
+ */
+public interface AdminService {
+	// 通过账号和密码查询用户
+	public Admin findAdmin(Admin admin);
+	//找到所有所有数据
+	public List<Admin> getAll();
+	//分页查询
+	public PageInfo<Admin> findPageInfo(String a_username, String a_describe,Integer a_id, Integer pageIndex, Integer pageSize);
+	public int addAdmin(Admin admin);    //添加管理员信息
+	public int deleteAdmin(Integer a_id);   //删除管理员信息
+	public int updateAdmin(Admin admin); //修改管理员信息
+	public Admin findAdminById(Integer a_id);
+}