diff --git a/app/api/schemas/auth.py b/app/api/schemas/auth.py
index aac23bc..b411ab9 100644
--- a/app/api/schemas/auth.py
+++ b/app/api/schemas/auth.py
@@ -84,6 +84,9 @@ class UserProfile(BaseModel):
     # RBAC（登录/me 返回；update-profile 不重签时不返回权限明细）
     role: str = "opc_member"
     sub_role: str | None = None
+    # 账号类型（四种）与中文标签 —— 前端直接渲染文本，不做代码映射
+    account_type: str = "service"
+    account_type_label: str = "服务方"
     org_id: str | None = None
     region_id: str | None = None
     permissions: list[str] = Field(default_factory=list)
diff --git a/app/domain/account_types.py b/app/domain/account_types.py
index 6d9c9d8..1eb78bd 100644
--- a/app/domain/account_types.py
+++ b/app/domain/account_types.py
@@ -14,7 +14,7 @@
 """
 from __future__ import annotations
 
-ACCOUNT_TYPES = ("operator", "carrier", "opc", "service")
+ACCOUNT_TYPES = ("operator", "carrier", "opc_member", "service")
 
 
 def account_type(role: str | None) -> str:
@@ -25,17 +25,22 @@ def account_type(role: str | None) -> str:
     if r in ("carrier", "park", "park_staff", "carrier_staff"):
         return "carrier"
     if r in ("opc_member", "opc", "opc_certified", "opc_independent"):
-        return "opc"
-    # provider / enterprise / government / investor / ... 全部归 服务方
+        return "opc_member"
+    # provider / enterprise / government / investor / developer / ... 全部归 服务方
     return "service"
 
 
 def permission_role(atype: str) -> str:
-    """账号类型 → 用于查权限表( roles/<code> )的角色码。service 用 provider 基座。"""
+    """账号类型 → 用于查权限表( roles/<code> )的角色码。
+
+    四种类型各自对应一个已种子的权限角色：
+    operator→operator, carrier→carrier, opc_member→opc_member,
+    service→provider(服务方基座权限, 后期扩 服务商/甲方企业 可在其上叠加)。
+    """
     return {
         "operator": "operator",
         "carrier": "carrier",
-        "opc": "opc_member",
+        "opc_member": "opc_member",
         "service": "provider",
     }.get(atype, "provider")
 
@@ -45,6 +50,6 @@ def label(atype: str) -> str:
     return {
         "operator": "运营方",
         "carrier": "载体方",
-        "opc": "OPC",
+        "opc_member": "OPC",
         "service": "服务方",
     }.get(atype, "服务方")
diff --git a/app/infrastructure/repositories.py b/app/infrastructure/repositories.py
index 6432ceb..e9eb308 100644
--- a/app/infrastructure/repositories.py
+++ b/app/infrastructure/repositories.py
@@ -14,6 +14,7 @@ from sqlalchemy import delete, func, select, update
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from .. import config
+from ..domain.account_types import account_type as _acct_type, label as _acct_label
 from .models import (
     Agent,
     AuditLog,
@@ -583,7 +584,10 @@ class UserRepository:
         profile["status"] = user.get("opc_status", "")
         profile["topics"] = _parse_topics(user.get("topics", ""))
         profile["role"] = user.get("role", "opc_member")
-        profile["sub_role"] = user.get("sub_role")
+        profile["sub_role"] = None  # 子角色已停用
+        atype = user.get("account_type") or _acct_type(user.get("role"))
+        profile["account_type"] = atype
+        profile["account_type_label"] = user.get("account_type_label") or _acct_label(atype)
         profile["org_id"] = user.get("org_id")
         profile["region_id"] = user.get("region_id")
         profile["permissions"] = user.get("permissions", [])