In order to better serve the needs of users, do a good job in guiding the use of timely after-sales service, we in the spirit of "all the pursuit of high quality, high quality, customer satisfaction for the purpose". To "thoughtful service, reliable product quality" as the principle to make the following commitment to the user:

I. product price commitment:

1. Under the conditions of equal competition, we sincerely offer you the most favorable price without reducing the technical performance of the products or changing the parts of the products.

2. During the warranty period, the supplier will repair and replace the damaged parts caused by quality reasons free of charge. For the damaged parts outside the warranty period, the parts provided will only be charged at cost.

Ii. After-sales service guarantee

Strength guarantee: the company will set up a special after-sales service system for the project;

Iii. Complaint system and contact information

1. If you have any comments on our service, please contact us at 13927487568.

2. It is our responsibility to verify the problems complained by users. We will punish the management personnel and handling personnel to different degrees and apologize to users. If it is not our company's responsibility, relevant personnel will also explain to the user, we hope the user can give us the greatest support.