diff --git a/apps/jingrow/frontend/src/locales/zh-CN.json b/apps/jingrow/frontend/src/locales/zh-CN.json
index 113d58c..c54bb89 100644
--- a/apps/jingrow/frontend/src/locales/zh-CN.json
+++ b/apps/jingrow/frontend/src/locales/zh-CN.json
@@ -42,7 +42,7 @@
   "Please confirm password": "请确认密码",
   "Passwords do not match": "两次输入的密码不一致",
   "Email (Optional)": "邮箱（可选）",
-  "Phone Number": "手机号",
+  "Mobile": "手机号",
   "Phone Number (Optional)": "手机号（可选）",
   "Please enter a valid email address": "请输入有效的邮箱地址",
   "Please enter phone number": "请输入手机号",
diff --git a/apps/jingrow/frontend/src/views/HomePage.vue b/apps/jingrow/frontend/src/views/HomePage.vue
index d1f2eed..ed8499c 100644
--- a/apps/jingrow/frontend/src/views/HomePage.vue
+++ b/apps/jingrow/frontend/src/views/HomePage.vue
@@ -48,7 +48,7 @@ const signupFormData = reactive({
   password: '',
   confirmPassword: '',
   email: '',
-  phoneNumber: ''
+  mobile_no: ''
 })
 
 const validatePasswordMatch = (_rule: any, value: string) => {
@@ -58,41 +58,47 @@ const validatePasswordMatch = (_rule: any, value: string) => {
   return true
 }
 
-const signupRules = {
+// 动态生成验证规则，根据后端返回的 reqd 属性
+const signupFieldsReqd = ref<Record<string, boolean>>({
+  username: true,
+  password: true,
+  email: false,
+  mobile_no: false
+})
+
+const signupRules = computed(() => ({
   username: [
-    { required: true, message: t('Please enter username'), trigger: 'blur' },
+    ...(signupFieldsReqd.value.username ? [{ required: true, message: t('Please enter username'), trigger: 'blur' }] : []),
     { min: 3, message: t('Username must be at least 3 characters'), trigger: 'blur' }
   ],
   password: [
-    { required: true, message: t('Please enter password'), trigger: 'blur' },
+    ...(signupFieldsReqd.value.password ? [{ required: true, message: t('Please enter password'), trigger: 'blur' }] : []),
     { min: 6, message: t('Password must be at least 6 characters'), trigger: 'blur' }
   ],
   confirmPassword: [
-    { required: true, message: t('Please confirm password'), trigger: 'blur' },
+    ...(signupFieldsReqd.value.password ? [{ required: true, message: t('Please confirm password'), trigger: 'blur' }] : []),
     { validator: validatePasswordMatch, trigger: 'blur' }
   ],
   email: [
+    ...(signupFieldsReqd.value.email ? [{ required: true, message: t('Please enter email'), trigger: 'blur' }] : []),
     {
       validator: (_rule: any, value: string) => {
-        if (!value) return true
+        if (!value) return !signupFieldsReqd.value.email || new Error(t('Please enter email'))
         const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/
-        if (!emailRegex.test(value)) {
-          return new Error(t('Please enter a valid email address'))
-        }
-        return true
+        return emailRegex.test(value) || new Error(t('Please enter a valid email address'))
       },
       trigger: 'blur'
     }
   ],
-  phoneNumber: [
-    { required: true, message: t('Please enter phone number'), trigger: 'blur' },
+  mobile_no: [
+    ...(signupFieldsReqd.value.mobile_no ? [{ required: true, message: t('Please enter phone number'), trigger: 'blur' }] : []),
     {
       pattern: /^1[3-9]\d{9}$/,
       message: t('Please enter a valid phone number'),
       trigger: 'blur'
     }
   ]
-}
+}))
 
 const handleLogin = () => {
   showLoginModal.value = true
@@ -134,7 +140,7 @@ const handleSignupSubmit = async () => {
       username: signupFormData.username,
       password: signupFormData.password,
       email: signupFormData.email || undefined,
-      phone_number: signupFormData.phoneNumber
+      phone_number: signupFormData.mobile_no
     })
     
     if (result.success) {
@@ -149,7 +155,7 @@ const handleSignupSubmit = async () => {
         signupFormData.password = ''
         signupFormData.confirmPassword = ''
         signupFormData.email = ''
-        signupFormData.phoneNumber = ''
+        signupFormData.mobile_no = ''
       } else {
         const loginResult = await authStore.login(signupFormData.username, signupFormData.password)
         if (loginResult.success) {
@@ -158,7 +164,7 @@ const handleSignupSubmit = async () => {
           signupFormData.password = ''
           signupFormData.confirmPassword = ''
           signupFormData.email = ''
-          signupFormData.phoneNumber = ''
+          signupFormData.mobile_no = ''
         } else {
           message.warning(loginResult.error || t('Sign up successful, but auto login failed. Please login manually'))
           showSignupModal.value = false
@@ -903,6 +909,22 @@ const removeHistoryItem = (index: number) => {
   }
 }
 
+// 获取注册表单字段的必填属性
+const fetchSignupFields = async () => {
+  try {
+    const response = await fetch('/jingrow/signup/fields')
+    if (response.ok) {
+      const result = await response.json()
+      if (result.success && result.data) {
+        Object.assign(signupFieldsReqd.value, result.data)
+      }
+    }
+  } catch (error) {
+    console.error('Failed to fetch signup fields:', error)
+    // 使用默认值，不阻塞页面加载
+  }
+}
+
 onMounted(async () => {
   window.addEventListener('resize', handleWindowResize)
   window.addEventListener('paste', handlePaste)
@@ -910,6 +932,9 @@ onMounted(async () => {
   // 初始化认证状态
   await authStore.initAuth()
   
+  // 获取注册表单字段的必填属性
+  await fetchSignupFields()
+  
   // 检查服务器配置，判断是否显示注册链接
   try {
     const response = await fetch('/jingrow/server-config')
@@ -1508,7 +1533,7 @@ onUnmounted(() => {
         <n-form-item path="email">
           <n-input
             v-model:value="signupFormData.email"
-            :placeholder="t('Email (Optional)')"
+            :placeholder="t('Email')"
             :input-props="{ autocomplete: 'email', type: 'email' }"
           >
             <template #prefix>
@@ -1517,10 +1542,10 @@ onUnmounted(() => {
           </n-input>
         </n-form-item>
 
-        <n-form-item path="phoneNumber">
+        <n-form-item path="mobile_no">
           <n-input
-            v-model:value="signupFormData.phoneNumber"
-            :placeholder="t('Phone Number')"
+            v-model:value="signupFormData.mobile_no"
+            :placeholder="t('Mobile')"
             :input-props="{ autocomplete: 'tel' }"
           >
             <template #prefix>
diff --git a/apps/jingrow/jingrow/api/auth_api.py b/apps/jingrow/jingrow/api/auth_api.py
index bbd8121..a08c1db 100644
--- a/apps/jingrow/jingrow/api/auth_api.py
+++ b/apps/jingrow/jingrow/api/auth_api.py
@@ -6,6 +6,7 @@ import logging
 
 from jingrow.utils.auth import login, logout, get_user_info, set_context, get_jingrow_cloud_url, get_jingrow_cloud_api_headers
 from jingrow.config import Config
+import jingrow
 
 logger = logging.getLogger(__name__)
 router = APIRouter()
@@ -213,3 +214,22 @@ async def get_user_info_route(session_cookie: Optional[str] = Depends(get_sessio
     except Exception as e:
         logger.error(f"获取用户信息异常: {str(e)}", exc_info=True)
         raise HTTPException(status_code=500, detail=f"获取用户信息异常: {str(e)}")
+
+@router.get("/jingrow/signup/fields")
+async def get_signup_fields():
+    """获取注册表单字段的必填属性"""
+    default_reqd = {"username": True, "password": True, "email": False, "mobile_no": False}
+    
+    try:
+        meta = jingrow.get_meta("User")
+        field_reqd = default_reqd.copy()
+        
+        for field in meta.get("fields", []):
+            fieldname = field.get("fieldname", "")
+            if fieldname in default_reqd:
+                field_reqd[fieldname] = bool(field.get("reqd", 0))
+        
+        return {"success": True, "data": field_reqd}
+    except Exception as e:
+        logger.error(f"获取注册表单字段失败: {str(e)}", exc_info=True)
+        return {"success": True, "data": default_reqd}