The company has a lock system for nearly 20 years of development and manufacturing experience, is qualified supplier of domestic automobile manufacturers the following: FAW, FAW - Volkswagen, Dongfeng, Dongfeng Peugeot Citroen Automobile Company, Changan, Changan SUZUKI, Changan Ford, Chery, BYD, Jiangling Jiangling holdings, etc.. Study on quality, a large number of professional products with safety awareness, rapid delivery, high level of reliability and suitability, our future business objectives and results of innovative products for automatic control and user development and create more and more oriented. Through the establishment of a sound quality management system, to achieve the "customer satisfaction and people-oriented" quality policy. To achieve the quality policy, a quality management system that meets the requirements of the ISOTS16949:2002 standard has been established. This manual describes and approves the use of the management system.