Shenzhen Topcrown Technology Co,. Ltd. is a China based manufacturer specializing in digital satellite receiver, home theater systems and other digital products. With years of experience of manufacturing and exporting, we enjoyed very good reputation among customers of its reliable quality, competitive prices and prompt delivery. Our factory (Xing Guan Electronics) is in Zhongshan city, Guangdong province, with 8,000 square meters and 500 skillful workers, we have more than six years OEM/ODM xxxxx are 7 production lines with output can reach 100,000 sets per month. Our products are manufactured in-house,in line with our commitment to quality and service,a team of well-trained employees conduct stringent QC inspectioins from incoming materials to finished products according to ISO 9001systerm.so we can ensure our good quality.we have got the certificates of ISO9001, S-Mark, FCC, KETL and the CE certificate.