Shenzhen ya electronics co., LTD. The main members, the company has been in shenzhen engaged in second-hand mobile phone, mobile phone screen, and other products for many years. We have established a complete supply chain and global security channel, has a professional and stable technical services team. We also have professional rank, quality inspection ability and strict and complete quality control process. Our company insist on professional services, to provide 7 * 24 hours commitment within 7 days of delivery on time, and provides the permanent technical guidance services online.