Quality comes first; service is foremost; business is cooperation" is our business philosophy which is constantly observed and pursued by our company for 405-445nm Blue Laser Module, Beam Expander Red Laser Module , Green 5 Line Laser , Rgb Module Led Light ,520nm Laser Diode Module . All products and solutions arrive with high quality and fantastic after-sales expert services. Market-oriented and customer-oriented are what we now have been being immediately after. Sincerely look ahead to Win-Win cooperation ! The product will supply to all over the world, such as Europe, America, Australia,Cologne , Maldives ,Jeddah , Czech .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 and we will offer you competitive price list then.