技术支持联系方式
服务热线:4008553199
服务邮箱:nbuhws@gmail.com
服务时间:周一到周六8:30--17:30(法定节假日除外)
Contact information of technical support
Service hotline:4008553199
Service mailbox:nbuhws@gmail.com
Service time: 8:30-17:30 from Monday to Saturday (except legal holidays)