"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our company for the long-term to develop together with customers for mutual reciprocity and mutual benefit for Blue Solder Mask PCB, Power Bank PCB , Pink Solder Mask PCB , PCB Board Led , Being a young increasing organization, we might not the best, but we have been trying our best for being your very good partner. We're proud from the higher client fulfillment and wide acceptance due to our persistent pursuit of high quality both on product and service for Blue Solder Mask PCB, We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.