diff --git a/JiangchengDaoWR.java b/JiangchengDaoWR.java
new file mode 100644
index 0000000..c0cc69d
--- /dev/null
+++ b/JiangchengDaoWR.java
@@ -0,0 +1,14 @@
+package com.WR.StudentMS.dao;
+
+import java.util.List;
+
+import com.WR.StudentMS.model.JiangchengWR;
+
+
+public interface JiangchengDaoWR {
+	List<JiangchengWR> findAll();
+	JiangchengWR findById(int id);
+    int create(JiangchengWR jiangchengwr);
+    int remove(JiangchengWR jiangchengwr);
+    int modify(JiangchengWR jiangchengwr);
+}