diff --git a/backend/ruoyi-modules/pangu-business/src/main/java/org/dromara/pangu/school/service/impl/PgSchoolServiceImpl.java b/backend/ruoyi-modules/pangu-business/src/main/java/org/dromara/pangu/school/service/impl/PgSchoolServiceImpl.java
index 20743e1..512ed13 100644
--- a/backend/ruoyi-modules/pangu-business/src/main/java/org/dromara/pangu/school/service/impl/PgSchoolServiceImpl.java
+++ b/backend/ruoyi-modules/pangu-business/src/main/java/org/dromara/pangu/school/service/impl/PgSchoolServiceImpl.java
@@ -91,9 +91,33 @@ public class PgSchoolServiceImpl implements IPgSchoolService {
 
     @Override
     public int insert(PgSchool school) {
+        // 自动生成学校编码
+        String schoolCode = generateSchoolCode();
+        school.setSchoolCode(schoolCode);
         return baseMapper.insert(school);
     }
 
+    /**
+     * 生成学校编码，格式：SCH + 年份后两位 + 6位序号
+     */
+    private String generateSchoolCode() {
+        String yearSuffix = String.valueOf(java.time.Year.now().getValue()).substring(2);
+        String prefix = "SCH" + yearSuffix;
+        // 查询当前最大编码
+        LambdaQueryWrapper<PgSchool> wrapper = new LambdaQueryWrapper<>();
+        wrapper.likeRight(PgSchool::getSchoolCode, prefix);
+        wrapper.orderByDesc(PgSchool::getSchoolCode);
+        wrapper.last("LIMIT 1");
+        PgSchool lastSchool = baseMapper.selectOne(wrapper);
+        int nextSeq = 1;
+        if (lastSchool != null && lastSchool.getSchoolCode() != null) {
+            String lastCode = lastSchool.getSchoolCode();
+            String seqStr = lastCode.substring(prefix.length());
+            nextSeq = Integer.parseInt(seqStr) + 1;
+        }
+        return prefix + String.format("%06d", nextSeq);
+    }
+
     @Override
     public int update(PgSchool school) {
         return baseMapper.updateById(school);
diff --git a/frontend/ruoyi-ui/src/mock/user.js b/frontend/ruoyi-ui/src/mock/user.js
index 398b0b4..5bc4c8e 100644
--- a/frontend/ruoyi-ui/src/mock/user.js
+++ b/frontend/ruoyi-ui/src/mock/user.js
@@ -46,8 +46,8 @@ const generateCaptcha = () => {
   return { code, img: base64 }
 }
 
-// 获取验证码
-Mock.mock(/\/api\/captchaImage/, 'get', () => {
+// 获取验证码（路径与后端一致：/auth/code）
+Mock.mock(/\/auth\/code/, 'get', () => {
   const uuid = Mock.Random.guid()
   const captcha = generateCaptcha()
 
diff --git a/frontend/ruoyi-ui/src/views/business/school/components/ClassDialog.vue b/frontend/ruoyi-ui/src/views/business/school/components/ClassDialog.vue
index 119f7f1..2bc4f67 100644
--- a/frontend/ruoyi-ui/src/views/business/school/components/ClassDialog.vue
+++ b/frontend/ruoyi-ui/src/views/business/school/components/ClassDialog.vue
@@ -74,6 +74,7 @@ const fetchSchoolGrades = async (schoolId) => {
   try {
     const res = await getSchoolGradeTree(schoolId)
     if (res.code === 200) {
+      // res.data 是 PgSchoolGrade 列表，包含 id(学校年级关联ID)、gradeId、gradeName
       schoolGradeOptions.value = res.data || []
     }
   } catch (error) {
@@ -86,10 +87,11 @@ const fetchClassOptions = async () => {
   try {
     const res = await getClassOptions()
     if (res.code === 200) {
-      // 转换为选项格式
+      // 转换为选项格式 { value: classId, label: className }
       classOptions.value = (res.data || []).map(item => ({
         value: item.classId,
-        label: item.className
+        label: item.className,
+        disabled: false
       }))
     }
   } catch (error) {
diff --git a/frontend/ruoyi-ui/src/views/business/school/components/GradeDialog.vue b/frontend/ruoyi-ui/src/views/business/school/components/GradeDialog.vue
index 6fe9a48..1feb3a0 100644
--- a/frontend/ruoyi-ui/src/views/business/school/components/GradeDialog.vue
+++ b/frontend/ruoyi-ui/src/views/business/school/components/GradeDialog.vue
@@ -60,10 +60,11 @@ const fetchGradeOptions = async () => {
   try {
     const res = await getGradeOptions()
     if (res.code === 200) {
-      // 转换为选项格式
+      // 转换为选项格式 { value: gradeId, label: gradeName }
       gradeOptions.value = (res.data || []).map(item => ({
         value: item.gradeId,
-        label: item.gradeName
+        label: item.gradeName,
+        disabled: false
       }))
     }
   } catch (error) {
diff --git a/frontend/ruoyi-ui/src/views/business/school/components/SchoolDialog.vue b/frontend/ruoyi-ui/src/views/business/school/components/SchoolDialog.vue
index 9285e08..cb229f9 100644
--- a/frontend/ruoyi-ui/src/views/business/school/components/SchoolDialog.vue
+++ b/frontend/ruoyi-ui/src/views/business/school/components/SchoolDialog.vue
@@ -12,8 +12,11 @@
       :rules="rules"
       label-width="100px"
     >
+      <el-form-item v-if="isEdit" label="学校编码">
+        <el-input v-model="form.schoolCode" disabled />
+      </el-form-item>
       <el-form-item label="学校名称" prop="schoolName">
-        <el-input v-model="form.schoolName" placeholder="请输入学校名称" />
+        <el-input v-model="form.schoolName" placeholder="请输入学校名称" maxlength="100" show-word-limit />
       </el-form-item>
       <el-form-item label="学校类型" prop="schoolType">
         <el-select v-model="form.schoolType" placeholder="请选择学校类型" style="width: 100%">
@@ -84,6 +87,7 @@ const isEdit = ref(false)
 // 表单数据
 const form = ref({
   schoolId: null,
+  schoolCode: '',
   schoolName: '',
   schoolType: '',
   regionId: null,
@@ -145,6 +149,7 @@ const open = (row) => {
     // 编辑模式：回显数据
     form.value = {
       schoolId: row.schoolId,
+      schoolCode: row.schoolCode || '',
       schoolName: row.schoolName,
       schoolType: row.schoolType,
       regionId: row.regionId,
@@ -156,6 +161,7 @@ const open = (row) => {
     // 新增模式：重置表单
     form.value = {
       schoolId: null,
+      schoolCode: '',
       schoolName: '',
       schoolType: '',
       regionId: null,
diff --git a/frontend/ruoyi-ui/src/views/business/school/index.vue b/frontend/ruoyi-ui/src/views/business/school/index.vue
index 63be018..740e425 100644
--- a/frontend/ruoyi-ui/src/views/business/school/index.vue
+++ b/frontend/ruoyi-ui/src/views/business/school/index.vue
@@ -52,13 +52,14 @@
           </el-row>
 
           <el-table v-loading="loading" :data="tableData" border stripe :header-cell-style="{ background: '#f5f7fa', color: '#606266' }" style="width: 100%">
+            <el-table-column prop="schoolCode" label="学校编码" width="130" />
             <el-table-column prop="schoolName" label="学校名称" min-width="150" show-overflow-tooltip />
             <el-table-column prop="schoolType" label="学校类型" width="100" align="center">
               <template #default="{ row }">
                 {{ schoolTypeMap[row.schoolType] || row.schoolType }}
               </template>
             </el-table-column>
-            <el-table-column prop="regionName" label="所属区域" min-width="180" show-overflow-tooltip />
+            <el-table-column prop="regionName" label="所属区域" min-width="150" show-overflow-tooltip />
             <el-table-column prop="status" label="状态" width="80" align="center">
               <template #default="{ row }">
                 <el-tag :type="row.status === '0' ? 'success' : 'danger'">