diff --git a/internal/service/asset/service.go b/internal/service/asset/service.go
index d679945..aba2284 100644
--- a/internal/service/asset/service.go
+++ b/internal/service/asset/service.go
@@ -356,6 +356,10 @@ func (s *Service) fetchDeviceGatewayInfo(ctx context.Context, deviceID uint) *dt
 		return &dto.DeviceGatewayInfo{GatewayMsg: &msg}
 	}
 
+	// 实时状态成功后异步回写 DB，保持 Resolve 接口的缓存与 Gateway 同步
+	// 使用 context.Background() 避免请求结束后 ctx 取消导致写入失败
+	go s.updateDeviceFromSyncInfo(context.Background(), deviceID, syncResp)
+
 	return mapSyncRespToDeviceGatewayInfo(syncResp)
 }