| After-sales service：
Companies in product quality before delivery by the Department of Management |
| examiner for the factory test confirming its compliance with the standards for |
| acceptance can be delivered to the customer acceptance and identification products |
| for effective protection, when certain products are not difficult to duplicate |
| tests or will be, with the customer's consent and invites customers to participate |
| in product acceptance .Responsible for the implementation of marketing and product |
| delivery of products after delivery (sale) quality tracking service, customers |
| visitedthe collection, transmission and processing of customer feedback on the |
| quality of product information, and provide the technical guidance and the |
| preparation of product quality tracking service record. |
