Shenzhen Yuanjian Electron Co., Ltd. is a high-tech enterprise, which devotes to the product research and development on the telecommunication, security products and automobile electron. Its production, the sale and the application serve many years successfully. Since been established, have been regarding technology of the independent intellectual property right as the key competitiveness all the time, take customer's demand as the direction, satisfied as the goal with the customer, offer the high-quality products and service of completion. We strengthen the input of research and development demand and direction close combination of research and development of customer constantly, the company, in wireless application, the picture, the multimedia message is controlled at present, such respects as the car security have multiple original creations products and leading technology, have abundant practical experience, the products are applied to the family, the retail shop, the warehouse extensively, fields such as the office, the bank, the factory and car safe precaution, etc.