diff --git a/app/routers/nomadvip.py b/app/routers/nomadvip.py
index 799474a..5c2f83b 100644
--- a/app/routers/nomadvip.py
+++ b/app/routers/nomadvip.py
@@ -361,6 +361,15 @@ async def nomadvip_check_vip(user_id: str = ""):
                         or str(wx_link.get("anonymous_user_id", "")).strip()
                     )
                     wx_link_email = str(wx_link.get("email", "")).strip().lower()
+                    if admin_token and linked_user_id and _uid_has_vip(pb, linked_user_id):
+                        # 补齐标准关联表，避免后续链路只能依赖 raw_contact
+                        if wx_link_email:
+                            _pb_upsert_email_link(
+                                admin_token,
+                                wx_link_email,
+                                linked_user_id,
+                                user_id,
+                            )
                 except Exception:
                     linked_user_id = ""
                     wx_link_email = ""
@@ -501,6 +510,12 @@ def _pb_bind_wechat_vip_link(
         or None,
         "updated_at": int(time.time()),
     }
+    if not raw_contact["_vip_link"].get("anonymous_user_id"):
+        derived = _pb_find_anonymous_user_id_by_member(
+            admin_token, str(raw_contact["_vip_link"].get("pb_user_id") or "").strip()
+        )
+        if derived:
+            raw_contact["_vip_link"]["anonymous_user_id"] = derived
 
     base = (PB_URL or "").rstrip("/")
     _http_session.patch(
@@ -514,6 +529,58 @@ def _pb_bind_wechat_vip_link(
     )
 
 
+def _pb_find_anonymous_user_id_by_member(
+    admin_token: str, member_user_id: str
+) -> str | None:
+    """
+    从会员用户 ID 反查对应历史支付匿名 user_id（user[0-9]+）。
+    路径：site_vip(user_id=member) -> order_id -> payments(order_id) -> user_id
+    """
+    member_user_id = (member_user_id or "").strip()
+    if not member_user_id:
+        return None
+    base = (PB_URL or "").rstrip("/")
+    safe_member = _pb_escape(member_user_id)
+    site_resp = _http_session.get(
+        f"{base}/api/collections/site_vip/records",
+        params={
+            "filter": f'user_id = "{safe_member}" && site_id = "vip"',
+            "perPage": 20,
+            "sort": "-created",
+        },
+        headers={"Authorization": f"Bearer {admin_token}"},
+        timeout=DEFAULT_HTTP_TIMEOUT,
+    )
+    if site_resp.status_code != 200:
+        return None
+    site_items = (site_resp.json() or {}).get("items") or []
+    seen_orders = set()
+    for sv in site_items:
+        order_id = str((sv or {}).get("order_id") or "").strip()
+        if not order_id or order_id in seen_orders:
+            continue
+        seen_orders.add(order_id)
+        safe_order = _pb_escape(order_id)
+        pay_resp = _http_session.get(
+            f"{base}/api/collections/payments/records",
+            params={
+                "filter": f'order_id = "{safe_order}" && type = "vip"',
+                "perPage": 20,
+                "sort": "-created",
+            },
+            headers={"Authorization": f"Bearer {admin_token}"},
+            timeout=DEFAULT_HTTP_TIMEOUT,
+        )
+        if pay_resp.status_code != 200:
+            continue
+        pay_items = (pay_resp.json() or {}).get("items") or []
+        for payment in pay_items:
+            uid = str((payment or {}).get("user_id") or "").strip()
+            if uid.startswith("user") and uid[4:].isdigit():
+                return uid
+    return None
+
+
 def _pb_get_user_by_id(admin_token: str, user_id: str) -> dict | None:
     base = (PB_URL or "").rstrip("/")
     response = _http_session.get(