Dear customer

Hello! It's my great honor to serve you!

In order to further strengthen enterprise management, ensure the steady improvement of product quality and service quality, make customers satisfied, and realize "win-win" between you and me, our company

We sincerely hope to get your support and supervision!

Customer feedback service hotline: market development department: 010-63936672

Quality and environmental protection management department: 010-63936705

If you have any requirements for our products and services, you can call our customer feedback service number at any time. Thank you!