In order to enable the majority of users to rest assured and satisfied with the use of our products, our company in strict accordance with the relevant laws and regulations issued by the state, reasonable provisions of the company's after-sales service system.

1, the user in the purchase or installation of our company's products should require the sales unit to complete the "after-sales service and warranty Guide" card related content, and stamp the sales unit's seal.

2, the user in the purchase or installation of our products should require the sales unit to issue a valid purchase voucher.

3. Users must properly keep the "After-sales Service and Warranty Guide", "Valid Purchase Certificate" and the outer packaging of the product for use during warranty or maintenance

4, users using our products if there is a failure, should be the first time to call the sales or installation unit for warranty or maintenance. If the problem is not properly solved, you can call or write to the Customer Service Department of the company (+86577-65299198) or +8613353305815, we will coordinate in the shortest time to deal with or directly arrange the warranty or repair related matters.