Under the guidance of the service concept of "customer-centered", the company has formulated a service concept of "faster, more affinity and convenience". Products: quality first, complete varieties, can meet the needs of different levels of customers; Service: we can do what the customer thinks; Process: ensure the realization of product and service standards.

（1）We have established a perfect after-sales tracking system。

（2) Establish and maintain good communication with customers through various forms and channels.