diff --git a/.idea/webContexts.xml b/.idea/webContexts.xml
index 847b281..b77eb2a 100644
--- a/.idea/webContexts.xml
+++ b/.idea/webContexts.xml
@@ -3,6 +3,7 @@
   <component name="WebContextManager">
     <option name="state">
       <map>
+        <entry key="file://$PROJECT_DIR$/src/main/webapp/admin/device.jsp" value="file://$PROJECT_DIR$/src/main/webapp/admin" />
         <entry key="file://$PROJECT_DIR$/src/main/webapp/student/register.jsp" value="file://$PROJECT_DIR$/src/main/webapp/student" />
         <entry key="file://$PROJECT_DIR$/src/main/webapp/worker/worker_center_index.jsp" value="file://$PROJECT_DIR$/src/main/webapp/worker" />
       </map>
diff --git a/src/main/java/cn/edu/cqwu/repair/controller/admin/AdminDeviceController.java b/src/main/java/cn/edu/cqwu/repair/controller/admin/AdminDeviceController.java
new file mode 100644
index 0000000..b86adc3
--- /dev/null
+++ b/src/main/java/cn/edu/cqwu/repair/controller/admin/AdminDeviceController.java
@@ -0,0 +1,36 @@
+package cn.edu.cqwu.repair.controller.admin;
+
+import cn.edu.cqwu.repair.dao.DeviceDao;
+import cn.edu.cqwu.repair.entity.Device;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import java.util.ArrayList;
+
+/**
+ * @author xtaod
+ */
+@Controller
+public class AdminDeviceController {
+    private final DeviceDao deviceDao;
+
+    public AdminDeviceController(DeviceDao deviceDao) {
+        this.deviceDao = deviceDao;
+    }
+
+    @RequestMapping("/admin/device/query.do")
+    public String query(int deviceTypeId, int deviceAddressId, int deviceStatus, Model model) {
+        model.addAttribute("deviceTypeId", deviceTypeId);
+        model.addAttribute("deviceAddressId", deviceAddressId);
+        model.addAttribute("deviceStatus", deviceStatus);
+        ArrayList<Device> deviceList = deviceDao.findAllDevice(deviceTypeId, deviceAddressId, deviceStatus);
+        if (deviceList == null || deviceList.isEmpty()) {
+            model.addAttribute("deviceMess", "没有查询到设备信息");
+        } else {
+            model.addAttribute("deviceMess", "查询到" + deviceList.size() + "条设备信息");
+        }
+        model.addAttribute("devices", deviceList);
+        return "/admin/device";
+    }
+}
diff --git a/src/main/java/cn/edu/cqwu/repair/controller/admin/AdminPassController.java b/src/main/java/cn/edu/cqwu/repair/controller/admin/AdminPassController.java
new file mode 100644
index 0000000..6925108
--- /dev/null
+++ b/src/main/java/cn/edu/cqwu/repair/controller/admin/AdminPassController.java
@@ -0,0 +1,61 @@
+package cn.edu.cqwu.repair.controller.admin;
+
+import cn.edu.cqwu.repair.dao.AdminUserDao;
+import cn.edu.cqwu.repair.entity.AdminUser;
+import cn.edu.cqwu.repair.util.Encrypt;
+import cn.edu.cqwu.repair.util.Verify;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.SessionAttribute;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+
+/**
+ * @author xtaod
+ */
+@Controller
+public class AdminPassController {
+    AdminUserDao adminUserDao;
+
+    @Autowired
+    public AdminPassController(AdminUserDao adminUserDao) {
+        this.adminUserDao = adminUserDao;
+    }
+
+    @RequestMapping("/admin/pass.do")
+    public String pass(
+            @SessionAttribute AdminUser adminUser,
+            String oldPassword,
+            String password,
+            String confirmpass,
+            String code,
+            HttpSession session,
+            HttpServletRequest request,
+            Model model
+    ) {
+        String username = adminUser.getAdminName();
+        String mess = Verify.validateForm1(username, oldPassword, password, confirmpass, code);
+        if (!mess.isEmpty()) {
+            model.addAttribute("adminPassMess", mess);
+            return "/admin/pass";
+        }
+        if (!Verify.verifyCode(session, code)) {
+            model.addAttribute("adminPassMess", "* 验证码错误！");
+            return "/admin/pass";
+        }
+        AdminUser byUsername = adminUserDao.validateLogin(username, Encrypt.SHA(oldPassword));
+        if (byUsername == null) {
+            model.addAttribute("adminPassMess", "* 旧密码错误！");
+            return "/admin/pass";
+        }
+        if (adminUserDao.passModify(username, Encrypt.SHA(password)) == 1) {
+            request.setAttribute("adminPassMess", "* 修改成功！");
+        } else {
+            request.setAttribute("adminPassMess", "* 修改失败！");
+        }
+        return "/admin/pass";
+    }
+}
diff --git a/src/main/java/cn/edu/cqwu/repair/dao/DeviceDao.java b/src/main/java/cn/edu/cqwu/repair/dao/DeviceDao.java
index 2239dbb..f7cb4f1 100644
--- a/src/main/java/cn/edu/cqwu/repair/dao/DeviceDao.java
+++ b/src/main/java/cn/edu/cqwu/repair/dao/DeviceDao.java
@@ -1,12 +1,16 @@
 package cn.edu.cqwu.repair.dao;
 
 import cn.edu.cqwu.repair.entity.Device;
-import cn.edu.cqwu.repair.entity.Stu;
 
 import java.util.ArrayList;
 
+/**
+ * @author wobeitaoleshigexuruo
+ */
 public interface DeviceDao {
 
-   public  ArrayList<Device> findAllDevice();
+   ArrayList<Device> findAllDevice();
+
+   ArrayList<Device> findAllDevice(int deviceTypeId, int deviceAddressId, int deviceStatus);
 
 }
diff --git a/src/main/java/cn/edu/cqwu/repair/dao/impl/DeviceDaoImpl.java b/src/main/java/cn/edu/cqwu/repair/dao/impl/DeviceDaoImpl.java
index acd6c76..7056a28 100644
--- a/src/main/java/cn/edu/cqwu/repair/dao/impl/DeviceDaoImpl.java
+++ b/src/main/java/cn/edu/cqwu/repair/dao/impl/DeviceDaoImpl.java
@@ -1,17 +1,19 @@
 package cn.edu.cqwu.repair.dao.impl;
 
 import cn.edu.cqwu.repair.dao.DeviceDao;
-import cn.edu.cqwu.repair.dao.StuDao;
 import cn.edu.cqwu.repair.db.ConnectionFactory;
 import cn.edu.cqwu.repair.entity.Device;
-import cn.edu.cqwu.repair.entity.Stu;
-import cn.edu.cqwu.repair.entity.mapper.AdminUserMapper;
 import cn.edu.cqwu.repair.entity.mapper.DeviceMapper;
-import cn.edu.cqwu.repair.service.RecordService;
-import org.springframework.beans.factory.annotation.Autowired;
+import com.mybatisflex.core.query.QueryWrapper;
 import org.springframework.stereotype.Component;
 
 import java.util.ArrayList;
+
+import static cn.edu.cqwu.repair.entity.table.DeviceTableDef.DEVICE;
+
+/**
+ * @author wobeitaoleshigexuruo
+ */
 @Component
 public class DeviceDaoImpl implements DeviceDao {
     private static final DeviceMapper mapper = ConnectionFactory.getMapper(DeviceMapper.class);
@@ -20,4 +22,19 @@ public class DeviceDaoImpl implements DeviceDao {
     public ArrayList<Device> findAllDevice() {
         return (ArrayList<Device>) mapper.selectAll();
     }
+
+    @Override
+    public ArrayList<Device> findAllDevice(int deviceTypeId, int deviceAddressId, int deviceStatus) {
+        QueryWrapper qw = new QueryWrapper();
+        if (deviceTypeId > 0) {
+            qw.where(DEVICE.DEVICE_TYPE_ID.eq(deviceTypeId));
+        }
+        if (deviceAddressId > 0) {
+            qw.where(DEVICE.DEVICE_ADDRESS_ID.eq(deviceAddressId));
+        }
+        if (deviceStatus >= 0) {
+            qw.where(DEVICE.DEVICE_STATUS.eq(deviceStatus));
+        }
+        return (ArrayList<Device>) mapper.selectListByQuery(qw);
+    }
 }
diff --git a/src/main/java/cn/edu/cqwu/repair/db/ConnectionFactory.java b/src/main/java/cn/edu/cqwu/repair/db/ConnectionFactory.java
index e7acfa8..23a39ad 100644
--- a/src/main/java/cn/edu/cqwu/repair/db/ConnectionFactory.java
+++ b/src/main/java/cn/edu/cqwu/repair/db/ConnectionFactory.java
@@ -16,7 +16,7 @@ public class ConnectionFactory {
     public static final String PASSWORD = "J3YNtU6v2dvio3gj6M7r";
     public static final String HOST = "10.151.0.67";
     public static final String DATABASE = "repair";
-    public static final String URL = "jdbc:mysql://" + HOST + ":3306/" + DATABASE + "?useSSL=false&serverTimezone=Asia/Shanghai";
+    public static final String URL = "jdbc:mysql://" + HOST + ":3306/" + DATABASE + "?allowPublicKeyRetrieval=true&useSSL=false&serverTimezone=Asia/Shanghai";
     public static MybatisFlexBootstrap bootstrap;
 
     public static HashMap<String, Object> mappers = new HashMap<>();
diff --git a/src/main/java/cn/edu/cqwu/repair/util/Verify.java b/src/main/java/cn/edu/cqwu/repair/util/Verify.java
index 0139df0..91fae50 100644
--- a/src/main/java/cn/edu/cqwu/repair/util/Verify.java
+++ b/src/main/java/cn/edu/cqwu/repair/util/Verify.java
@@ -23,9 +23,9 @@ public class Verify {
     }
 
     public static String validateForm1(String username, String oldPasswrd, String password, String confirmpass, String code) {
-        if (username == null || !username.matches("\\w{6,20}")) {
+        if (username == null || !username.matches("\\w{5,20}")) {
             return "* 用户名不合法！";
-        } else if (password == null || !password.matches("\\w{6,20}")) {
+        } else if (password == null || !password.matches("\\w{5,20}")) {
             return "* 密码不合法！";
         } else if (password.equals(oldPasswrd)) {
             return "* 新密码不能与旧密码相同！";
@@ -41,9 +41,9 @@ public class Verify {
         if (stuNo == null || !stuNo.matches("\\d{12}")) {
             return "* 学号不合法！";
         }
-        if (username == null || !username.matches("\\w{6,20}")) {
+        if (username == null || !username.matches("\\w{5,20}")) {
             return "* 用户名不合法！";
-        } else if (password == null || !password.matches("\\w{6,20}")) {
+        } else if (password == null || !password.matches("\\w{5,20}")) {
             return "* 密码不合法！";
         } else if (!password.equals(confirmpass)) {
             return "* 两次输入的密码不一致，请重新输入！";
diff --git a/src/main/webapp/admin/device.jsp b/src/main/webapp/admin/device.jsp
new file mode 100644
index 0000000..6e6ecf5
--- /dev/null
+++ b/src/main/webapp/admin/device.jsp
@@ -0,0 +1,107 @@
+<%--
+  Created by IntelliJ IDEA.
+  User: xtaod
+  Date: 2024/5/16
+  Time: 上午8:29
+  To change this template use File | Settings | File Templates.
+--%>
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
+<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
+<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %>
+<%@ page isELIgnored="false" %>
+<c:set var="webroot" value="${pageContext.request.contextPath}"/>
+<c:set var="title" value="设备维护"/>
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
+<html>
+<head>
+    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
+    <title>${title}</title>
+    <link rel="stylesheet" href="${webroot}/styles/bootstrap.min.css" crossorigin="anonymous">
+    <script src="${webroot}/js/bootstrap.bundle.min.js"></script>
+    <link rel="stylesheet" href="${webroot}/styles/sidebar.css" crossorigin="anonymous">
+    <link rel="stylesheet" href="${webroot}/styles/index.css" crossorigin="anonymous">
+</head>
+<body>
+<main class="d-flex flex-nowrap">
+    <%@ include file="../includes/header.jsp" %>
+
+    <main class="form-signin w-100 m-auto" style="max-width: 800px;">
+        <img class="mb-4" src="${webroot}/images/logo.jpg" alt="" width="72" height="72">
+        <h1 class="h3 mb-3 fw-normal">${title}</h1>
+        <c:if test="${not empty deviceMess}">
+            <div class="alert alert-warning" role="alert">
+                    ${deviceMess}
+            </div>
+        </c:if>
+
+        <form action="${webroot}/admin/device/query.do" method="post">
+            <div class="input-group mb-3">
+                <span class="input-group-text">设备类型</span>
+                <select class="form-select" name="deviceTypeId" id="deviceTypeId" required>
+                    <option value="0">所有</option>
+                    <c:forEach items="${applicationScope.faults}" var="deviceType">
+                        <option value="${deviceType.faultId}" <c:if test="${deviceType.faultId == deviceTypeId}">selected</c:if>>
+                            ${deviceType.faultName}
+                    </c:forEach>
+                </select>
+            </div>
+            <div class="input-group mb-3">
+                <span class="input-group-text">设备区域</span>
+                <select class="form-select" name="deviceAddressId" id="deviceAddressId" required>
+                    <option value="0">所有</option>
+                    <c:forEach items="${applicationScope.addresses0}" var="address">
+                    <option value="${address.addressId}" <c:if test="${address.addressId == deviceAddressId}">selected</c:if>>
+                            ${address.addressName}
+                        </c:forEach>
+                </select>
+            </div>
+            <div class="input-group mb-3">
+                <span class="input-group-text">设备状态</span>
+                <select class="form-select" name="deviceStatus" id="deviceStatus" required>
+                    <option value="-1" <c:if test="${deviceStatus == -1}">selected</c:if>>所有</option>
+                    <option value="0" <c:if test="${deviceStatus == 0}">selected</c:if>>正常</option>
+                    <option value="1" <c:if test="${deviceStatus == 1}">selected</c:if>>维修中</option>
+                </select>
+            </div>
+            <input class="btn btn-primary w-100 py-2" type="submit" id="submit" value="查询">
+            <br/><br/>
+        </form>
+
+        <c:if test="${not empty devices}">
+            <h5>查询到的设备列表</h5>
+            <table class="table">
+                <thead>
+                <tr>
+                    <th scope="col">序号</th>
+                    <th scope="col">设备名称</th>
+                    <th scope="col">设备状态</th>
+                    <th scope="col">详细地址</th>
+                    <th scope="col">创建时间</th>
+                    <th scope="col">操作</th>
+                </tr>
+                </thead>
+                <tbody>
+                <c:forEach items="${devices}" var="device" varStatus="rows">
+                    <tr>
+                        <td>${rows.count}</td>
+                        <td>${device.deviceName}</td>
+                        <td>
+                            <c:if test="${device.deviceStatus == 0}">正常</c:if>
+                            <c:if test="${device.deviceStatus == 1}">维修中</c:if>
+                        </td>
+                        <td>${device.deviceAddressDetail}</td>
+                        <td>${device.createTime}</td>
+                        <td>
+                            <a href="${webroot}/admin/device/queryEdit.do?deviceId=${device.deviceId}">编辑</a><br/>
+                            <a href="${webroot}/admin/device/delete.do?deviceId=${device.deviceId}">删除</a>
+                        </td>
+                    </tr>
+                </c:forEach>
+                </tbody>
+            </table>
+        </c:if>
+    </main>
+</main>
+</body>
+</html>
diff --git a/src/main/webapp/admin/pass.jsp b/src/main/webapp/admin/pass.jsp
new file mode 100644
index 0000000..1801025
--- /dev/null
+++ b/src/main/webapp/admin/pass.jsp
@@ -0,0 +1,69 @@
+<%--
+  Created by IntelliJ IDEA.
+  User: xtaod
+  Date: 2024/5/16
+  Time: 上午8:29
+  To change this template use File | Settings | File Templates.
+--%>
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
+<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
+<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %>
+<%@ page isELIgnored="false" %>
+<c:set var="webroot" value="${pageContext.request.contextPath}"/>
+<c:set var="title" value="修改密码"/>
+<html>
+<head>
+    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
+    <title>${title}</title>
+    <link rel="stylesheet" href="${webroot}/styles/bootstrap.min.css" crossorigin="anonymous">
+    <script src="${webroot}/js/bootstrap.bundle.min.js"></script>
+    <link rel="stylesheet" href="${webroot}/styles/sidebar.css" crossorigin="anonymous">
+    <link rel="stylesheet" href="${webroot}/styles/index.css" crossorigin="anonymous">
+</head>
+<body>
+<main class="d-flex flex-nowrap">
+    <%@ include file="../includes/header.jsp" %>
+
+    <main class="form-signin w-100 m-auto">
+        <form action="${webroot}/admin/pass.do" method="post">
+            <img class="mb-4" src="${webroot}/images/logo.jpg" alt="" width="72" height="72">
+            <h1 class="h3 mb-3 fw-normal">修改密码</h1>
+
+            <c:if test="${not empty requestScope.adminPassMess}">
+                <div class="alert alert-warning" role="alert">
+                        ${requestScope.adminPassMess}
+                </div>
+            </c:if>
+
+            <div class="form-floating">
+                <input type="password" class="form-control" name="oldPassword" id="oldPassword" value="${oldPassword}"
+                       required>
+                <label for="oldPassword">旧密码</label>
+            </div>
+            <div class="form-floating">
+                <input type="password" class="form-control" name="password" id="password" value="${password}" required>
+                <label for="password">密码</label>
+            </div>
+            <div class="form-floating">
+                <input type="password" class="form-control" name="confirmpass" id="confirmpass" value="${confirmpass}"
+                       required>
+                <label for="confirmpass">确认密码</label>
+            </div>
+            <div class="input-group mb-3">
+                <input type="text" class="form-control" placeholder="验证码" name="code" id="code" required>
+                <span class="input-group-text">
+                                <img src="${pageContext.request.contextPath}/includes/code.jsp" id="imagecode"
+                                     title="点击图片可刷新验证码"
+                                     onclick="this.src='${pageContext.request.contextPath}/includes/code.jsp?'+Math.random()">
+                </span>
+            </div>
+
+            <input class="btn btn-primary w-100 py-2" type="submit" id="submit">
+            <br/><br/>
+        </form>
+    </main>
+</main>
+<script src="${webroot}/js/pass.js"></script>
+</body>
+</html>
diff --git a/src/main/webapp/includes/menu.jsp b/src/main/webapp/includes/menu.jsp
index 31b846c..8fa25c1 100644
--- a/src/main/webapp/includes/menu.jsp
+++ b/src/main/webapp/includes/menu.jsp
@@ -77,7 +77,7 @@
                 </a>
             </li>
             <li class="nav-item">
-                <a href="${webroot}/admin/state.jsp" class="nav-link link-body-emphasis" aria-current="page">
+                <a href="${webroot}/admin/device.jsp" class="nav-link link-body-emphasis" aria-current="page">
                     >> 设备管理
                 </a>
             </li>