diff --git a/docs/【项目基线】当前产品与工程约束-2026-05-15.md b/docs/【项目基线】当前产品与工程约束-2026-05-15.md
index 93556773..d1706f2f 100644
--- a/docs/【项目基线】当前产品与工程约束-2026-05-15.md
+++ b/docs/【项目基线】当前产品与工程约束-2026-05-15.md
@@ -46,7 +46,7 @@ Genarrative / 陶泥儿是一个 AI 原生互动内容与小游戏平台。当
 3. 登录弹窗继续复用现有独立 modal 和页签结构，不在页面中新增功能说明类文案，也不把邀请码输入放回登录面板。
 4. 微信小程序 `web-view` 外壳默认不预登录，首次进入直接打开 H5，并保持与 Web 端一致的未登录状态；只有 H5 触发 `openLoginModal` / `requireAuth` 等受保护入口时，才跳转小程序原生授权态。
 5. 小程序内需要登录时不展示 H5 登录弹窗，也不走手输手机号 / 短信验证码流程；统一通过原生 `button open-type="getPhoneNumber"` 获取微信手机号授权，再调用 `/api/auth/wechat/miniprogram-login` 与 `/api/auth/wechat/bind-phone` 换取系统登录态。
-6. 账号信息面板只展示 `账号信息` 标题；绑定手机号和绑定微信以紧凑模块展示完整绑定值，换绑入口放在对应模块右上角，退出登录和退出全部设备固定放在面板内容最底部。
+6. 账号信息面板只展示 `账号信息` 标题；绑定手机号以紧凑模块展示完整手机号，绑定微信展示微信昵称而不是微信账号标识，换绑入口放在对应模块右上角，退出登录和退出全部设备固定放在面板内容最底部。
 
 ## 账户与充值
 
diff --git a/packages/shared/src/contracts/auth.ts b/packages/shared/src/contracts/auth.ts
index 078edcd2..2a2aa6c6 100644
--- a/packages/shared/src/contracts/auth.ts
+++ b/packages/shared/src/contracts/auth.ts
@@ -11,6 +11,7 @@ export type AuthUser = {
   loginMethod: AuthLoginMethod;
   bindingStatus: AuthBindingStatus;
   wechatBound: boolean;
+  wechatDisplayName?: string | null;
   wechatAccount?: string | null;
 };
 
diff --git a/server-rs/crates/api-server/src/app.rs b/server-rs/crates/api-server/src/app.rs
index 9b061c12..08291aea 100644
--- a/server-rs/crates/api-server/src/app.rs
+++ b/server-rs/crates/api-server/src/app.rs
@@ -2665,6 +2665,10 @@ mod tests {
             bind_payload["user"]["wechatAccount"],
             Value::String("wx-mini-code-bind-001".to_string())
         );
+        assert_eq!(
+            bind_payload["user"]["wechatDisplayName"],
+            Value::String("微信旅人".to_string())
+        );
         assert!(
             bind_payload["token"]
                 .as_str()
diff --git a/server-rs/crates/api-server/src/auth_payload.rs b/server-rs/crates/api-server/src/auth_payload.rs
index 15a0bfc7..4c2a6242 100644
--- a/server-rs/crates/api-server/src/auth_payload.rs
+++ b/server-rs/crates/api-server/src/auth_payload.rs
@@ -12,6 +12,7 @@ pub fn map_auth_user_payload(user: AuthUser) -> AuthUserPayload {
         login_method: user.login_method.as_str().to_string(),
         binding_status: user.binding_status.as_str().to_string(),
         wechat_bound: user.wechat_bound,
+        wechat_display_name: user.wechat_display_name,
         wechat_account: user.wechat_account,
     }
 }
diff --git a/server-rs/crates/module-auth/src/domain.rs b/server-rs/crates/module-auth/src/domain.rs
index e97a362c..19c8dae8 100644
--- a/server-rs/crates/module-auth/src/domain.rs
+++ b/server-rs/crates/module-auth/src/domain.rs
@@ -64,6 +64,8 @@ pub struct AuthUser {
     pub binding_status: AuthBindingStatus,
     pub wechat_bound: bool,
     #[serde(default)]
+    pub wechat_display_name: Option<String>,
+    #[serde(default)]
     pub wechat_account: Option<String>,
     pub token_version: u64,
     #[serde(default)]
diff --git a/server-rs/crates/module-auth/src/lib.rs b/server-rs/crates/module-auth/src/lib.rs
index f43a92bf..729a256a 100644
--- a/server-rs/crates/module-auth/src/lib.rs
+++ b/server-rs/crates/module-auth/src/lib.rs
@@ -105,12 +105,21 @@ fn hydrate_private_auth_fields(
     if hydrated.user.phone_number.is_none() {
         hydrated.user.phone_number = hydrated.phone_number.clone();
     }
+    let hydrated_wechat_identity = state
+        .wechat_identity_by_provider_uid
+        .values()
+        .find(|identity| identity.user_id == hydrated.user.id);
+    if hydrated.user.wechat_display_name.is_none() {
+        hydrated.user.wechat_display_name = hydrated_wechat_identity
+            .and_then(|identity| identity.display_name.clone())
+            .or_else(|| {
+                (hydrated.user.login_method == AuthLoginMethod::Wechat)
+                    .then(|| hydrated.user.display_name.clone())
+            });
+    }
     if hydrated.user.wechat_account.is_none() {
-        hydrated.user.wechat_account = state
-            .wechat_identity_by_provider_uid
-            .values()
-            .find(|identity| identity.user_id == hydrated.user.id)
-            .map(|identity| identity.provider_uid.clone());
+        hydrated.user.wechat_account =
+            hydrated_wechat_identity.map(|identity| identity.provider_uid.clone());
     }
     hydrated
 }
@@ -1100,6 +1109,7 @@ impl InMemoryAuthStore {
             login_method: AuthLoginMethod::Password,
             binding_status: AuthBindingStatus::Active,
             wechat_bound: false,
+            wechat_display_name: None,
             wechat_account: None,
             token_version: 1,
             created_at,
@@ -1242,6 +1252,7 @@ impl InMemoryAuthStore {
             login_method: AuthLoginMethod::Phone,
             binding_status: AuthBindingStatus::Active,
             wechat_bound: false,
+            wechat_display_name: None,
             wechat_account: None,
             token_version: 1,
             created_at,
@@ -1303,6 +1314,7 @@ impl InMemoryAuthStore {
             login_method: AuthLoginMethod::Password,
             binding_status: AuthBindingStatus::Active,
             wechat_bound: false,
+            wechat_display_name: None,
             wechat_account: None,
             token_version: 1,
             created_at,
@@ -1349,6 +1361,8 @@ impl InMemoryAuthStore {
             .filter(|value| !value.is_empty())
             .unwrap_or("微信旅人")
             .to_string();
+        let wechat_display_name = normalize_optional_string(profile.display_name.clone())
+            .or_else(|| Some(display_name.clone()));
         let username = build_wechat_username(&display_name, &profile.provider_uid);
         let provider_uid = normalize_required_string(&profile.provider_uid).unwrap_or_default();
         let user = AuthUser {
@@ -1362,6 +1376,7 @@ impl InMemoryAuthStore {
             login_method: AuthLoginMethod::Wechat,
             binding_status: AuthBindingStatus::PendingBindPhone,
             wechat_bound: true,
+            wechat_display_name,
             wechat_account: Some(provider_uid.clone()),
             token_version: 1,
             created_at,
@@ -1518,6 +1533,9 @@ impl InMemoryAuthStore {
                 stored_user.user.display_name = display_name.to_string();
             }
             stored_user.user.wechat_account = Some(next_provider_uid.clone());
+            if let Some(display_name) = next_display_name.clone() {
+                stored_user.user.wechat_display_name = Some(display_name);
+            }
             stored_user.user.clone()
         };
         self.persist_wechat_state(&state)?;
@@ -1753,6 +1771,7 @@ impl InMemoryAuthStore {
                 .cloned()
                 .ok_or(PhoneAuthError::UserStateMismatch)?;
             let pending_wechat_account = pending_wechat_identity.provider_uid.clone();
+            let pending_wechat_display_name = pending_wechat_identity.display_name.clone();
 
             let pending_username = state
                 .users_by_username
@@ -1782,6 +1801,7 @@ impl InMemoryAuthStore {
                 .ok_or(PhoneAuthError::UserNotFound)?;
             target_user.user.wechat_bound = true;
             target_user.user.wechat_account = Some(pending_wechat_account);
+            target_user.user.wechat_display_name = pending_wechat_display_name;
             if target_user.user.phone_number.is_none() {
                 target_user.user.phone_number = target_user.phone_number.clone();
             }
@@ -1799,6 +1819,11 @@ impl InMemoryAuthStore {
             .values()
             .find(|identity| identity.user_id == pending_user_id)
             .map(|identity| identity.provider_uid.clone());
+        let bound_wechat_display_name = state
+            .wechat_identity_by_provider_uid
+            .values()
+            .find(|identity| identity.user_id == pending_user_id)
+            .and_then(|identity| identity.display_name.clone());
 
         let stored_user = state
             .users_by_username
@@ -1812,6 +1837,9 @@ impl InMemoryAuthStore {
         if stored_user.user.wechat_account.is_none() {
             stored_user.user.wechat_account = bound_wechat_account;
         }
+        if stored_user.user.wechat_display_name.is_none() {
+            stored_user.user.wechat_display_name = bound_wechat_display_name;
+        }
         stored_user.phone_number = Some(phone_number.e164);
         let next_user = stored_user.user.clone();
         self.persist_phone_state(&state)?;
@@ -3368,6 +3396,10 @@ mod tests {
             AuthBindingStatus::PendingBindPhone
         );
         assert_eq!(first_wechat.user.username, "微信旅人甲_wx-openid-first");
+        assert_eq!(
+            first_wechat.user.wechat_display_name.as_deref(),
+            Some("微信旅人甲")
+        );
         assert!(first_wechat.user.id.starts_with("user_"));
         assert!(!first_wechat.user.id.ends_with("00000001"));
 
@@ -3389,6 +3421,10 @@ mod tests {
         assert_ne!(second_wechat.user.id, phone_user.id);
         assert_eq!(second_wechat.user.login_method, AuthLoginMethod::Wechat);
         assert_eq!(second_wechat.user.username, first_wechat.user.username);
+        assert_eq!(
+            second_wechat.user.wechat_display_name.as_deref(),
+            Some("微信旅人乙")
+        );
     }
 
     #[tokio::test]
@@ -3438,6 +3474,10 @@ mod tests {
             wechat_user.binding_status,
             AuthBindingStatus::PendingBindPhone
         );
+        assert_eq!(
+            wechat_user.wechat_display_name.as_deref(),
+            Some("待绑定微信用户")
+        );
         assert_ne!(wechat_user.id, phone_user.id);
 
         phone_service
@@ -3465,6 +3505,10 @@ mod tests {
         assert_eq!(merged.user.id, phone_user.id);
         assert_eq!(merged.user.binding_status, AuthBindingStatus::Active);
         assert!(merged.user.wechat_bound);
+        assert_eq!(
+            merged.user.wechat_display_name.as_deref(),
+            Some("待绑定微信用户")
+        );
 
         let reused_wechat_user = wechat_service
             .resolve_login(ResolveWechatLoginInput {
@@ -3482,5 +3526,9 @@ mod tests {
         assert!(!reused_wechat_user.created);
         assert_eq!(reused_wechat_user.user.id, phone_user.id);
         assert!(reused_wechat_user.user.wechat_bound);
+        assert_eq!(
+            reused_wechat_user.user.wechat_display_name.as_deref(),
+            Some("已归并微信用户")
+        );
     }
 }
diff --git a/server-rs/crates/shared-contracts/src/auth.rs b/server-rs/crates/shared-contracts/src/auth.rs
index 1c3754a8..0c0f5809 100644
--- a/server-rs/crates/shared-contracts/src/auth.rs
+++ b/server-rs/crates/shared-contracts/src/auth.rs
@@ -24,6 +24,7 @@ pub struct AuthUserPayload {
     pub login_method: String,
     pub binding_status: String,
     pub wechat_bound: bool,
+    pub wechat_display_name: Option<String>,
     pub wechat_account: Option<String>,
 }
 
diff --git a/src/components/auth/AccountModal.test.tsx b/src/components/auth/AccountModal.test.tsx
index b41b2ea2..834ede9c 100644
--- a/src/components/auth/AccountModal.test.tsx
+++ b/src/components/auth/AccountModal.test.tsx
@@ -22,6 +22,7 @@ const baseUser: AuthUser = {
   loginMethod: 'phone',
   bindingStatus: 'active',
   wechatBound: true,
+  wechatDisplayName: '微信旅人甲',
   wechatAccount: 'wx-openid-bind-001',
 };
 
@@ -151,7 +152,8 @@ test('account panel uses compact binding cards and keeps logout actions at the b
   expect(within(accountDialog).getByText('13800138000')).toBeTruthy();
   expect(within(accountDialog).queryByText('138****8000')).toBeNull();
   expect(within(accountDialog).getByText('绑定微信')).toBeTruthy();
-  expect(within(accountDialog).getByText('wx-openid-bind-001')).toBeTruthy();
+  expect(within(accountDialog).getByText('微信旅人甲')).toBeTruthy();
+  expect(within(accountDialog).queryByText('wx-openid-bind-001')).toBeNull();
 
   const compactCards = accountDialog.querySelectorAll(
     '[data-account-binding-card]',
diff --git a/src/components/auth/AccountModal.tsx b/src/components/auth/AccountModal.tsx
index fee9793f..213c2055 100644
--- a/src/components/auth/AccountModal.tsx
+++ b/src/components/auth/AccountModal.tsx
@@ -443,8 +443,8 @@ export function AccountModal({
 
   const boundPhoneNumber =
     user.phoneNumber?.trim() || user.phoneNumberMasked || '未绑定';
-  const boundWechatAccount =
-    user.wechatAccount?.trim() || (user.wechatBound ? '已绑定' : '未绑定');
+  const boundWechatDisplayName =
+    user.wechatDisplayName?.trim() || (user.wechatBound ? '已绑定' : '未绑定');
 
   const sectionSummaries: Record<PrimarySettingsSection, string> = {
     appearance:
@@ -620,7 +620,7 @@ export function AccountModal({
                     </button>
                   </div>
                   <div className="mt-1.5 break-all text-sm font-semibold text-[var(--platform-text-strong)]">
-                    {boundWechatAccount}
+                    {boundWechatDisplayName}
                   </div>
                 </div>
               </div>