diff --git a/src/com/hellogithub/dao/githubDao.java b/src/com/hellogithub/dao/githubDao.java
index bf0666c..a064615 100644
--- a/src/com/hellogithub/dao/githubDao.java
+++ b/src/com/hellogithub/dao/githubDao.java
@@ -1,12 +1,17 @@
 package com.hellogithub.dao;
 
 import com.hellogithub.entity.githubEntity;
+import com.hellogithub.entity.projectEntity;
 import com.hellogithub.entity.userEntity;
 import com.hellogithub.utils.JdbcUtils;
+import org.apache.commons.dbutils.QueryRunner;
+import org.apache.commons.dbutils.handlers.BeanListHandler;
 
 import java.sql.Connection;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.List;
 
 public class githubDao {
     githubEntity githubentity = new githubEntity();
@@ -45,4 +50,18 @@ public class githubDao {
         return rs;
     }
 
+    public List<githubEntity> ret_Github_info(int projectid){
+        List<githubEntity> githubEntityList;
+        try {
+            Connection conn = JdbcUtils.getConnection();
+            QueryRunner runner = new QueryRunner();
+            String sql = "select * from githubinfo where projectId = ? and isValid = 1";
+            githubEntityList = runner.query(conn, sql, new BeanListHandler<>(githubEntity.class), projectid);
+            conn.close();
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        }
+        return githubEntityList;
+    }
+
 }
diff --git a/src/com/hellogithub/service/githubService.java b/src/com/hellogithub/service/githubService.java
index c71d0d9..caed02b 100644
--- a/src/com/hellogithub/service/githubService.java
+++ b/src/com/hellogithub/service/githubService.java
@@ -1,6 +1,12 @@
 package com.hellogithub.service;
 
+import com.alibaba.fastjson.JSONObject;
 import com.hellogithub.dao.githubDao;
+import com.hellogithub.entity.githubEntity;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 public class githubService {
     private githubDao githubDao = new githubDao();
@@ -8,4 +14,14 @@ public class githubService {
     public int ins_Github_info(int projectId, String name, String starImgUrl, int starCount, String mainLanguage, String isActive, int subscriber, int issues, String isOrganization, String defaultBranch, int forks, String protocol, String version){
         return githubDao.ins_Github_info(projectId, name,starImgUrl,starCount,  mainLanguage,isActive,  subscriber,  issues,  isOrganization,defaultBranch,  forks, protocol, version);
     }
+
+    public String ret_Github_info(int projectId){
+        List<githubEntity> githubEntityList = githubDao.ret_Github_info(projectId);
+        Map<Integer, githubEntity> dataMap = new HashMap<>();
+        for(int i=1;i<githubEntityList.size()+1;i++){
+            githubEntity githubEntity = githubEntityList.get(i);
+            dataMap.put(i,githubEntity);
+        }
+        return JSONObject.toJSONString(dataMap);
+    }
 }
diff --git a/src/com/hellogithub/servlet/githubinfo/ret_Github_infoServlet.java b/src/com/hellogithub/servlet/githubinfo/ret_Github_infoServlet.java
new file mode 100644
index 0000000..ff342e5
--- /dev/null
+++ b/src/com/hellogithub/servlet/githubinfo/ret_Github_infoServlet.java
@@ -0,0 +1,42 @@
+package com.hellogithub.servlet.githubinfo;
+
+import com.alibaba.fastjson.JSONObject;
+import com.hellogithub.service.githubService;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServlet;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+
+import javax.servlet.annotation.WebServlet;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.HashMap;
+
+@WebServlet("returnGithubInfo")
+public class ret_Github_infoServlet extends HttpServlet {
+    private githubService githubservice = new githubService();
+    @Override
+    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        doPost(req,resp);
+    }
+
+    @Override
+    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        resp.setCharacterEncoding("UTF-8");
+        resp.setContentType("text/html; charset=utf-8");
+        //        设置响应头允许ajax跨域访问
+        String curOrigin = req.getHeader("Origin");
+        resp.setHeader("Access-Control-Allow-Origin", curOrigin == null ? "true" : curOrigin);
+        resp.setHeader("Access-Control-Allow-Credentials", "true");
+        resp.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, HEAD");
+        resp.setHeader("Access-Control-Max-Age", "3600");
+        resp.setHeader("Access-Control-Allow-Headers", "access-control-allow-origin, authority, content-type, version-info, X-Requested-With");
+        resp.setContentType("application/json;charset=UTF-8");
+
+        PrintWriter writer = resp.getWriter();
+        String projectid = req.getParameter("projectId");
+        String jsonString = githubservice.ret_Github_info(Integer.parseInt(projectid));
+        writer.println(jsonString);
+        writer.close();
+    }
+}