About Yuchang

Dear customer:
Hello, first of all, thank you for your trust and support. If you in the use of our products and found any quality problem, please leave your message here, we will reply in 48 hours, or to send service personnel, and accomplish fault does not exclude, maintenance personnel not leave the scene. In the product warranty period, is really the product quality problems, maintenance personnel arrived at the scene within 10 days if the problem can not be eliminated, from day 11 to 30 yuan per hour, compensation (per day calculated by 8 hours, again after two weeks after repair, is still not up to quality requirements, unqualified products Baotuibaohuan.