Shenzhen Refond Optoelectronics Co., Ltd. (display Department) is a professional manufacturer specialized in full color LED screens for indoor and outdoor applications,and the pitch size can reach from 4mm to 40mm according to customer&＃39;s requirement. Our factory is located in Shenzhen,China,we can provide you LED screens with high quality as well as competitive price. For more information, welcome to visit website www.refonddisplay.com