Guansheng Auto Parts Manufacture Co., Ltd. (GSP) is a specialized Constant Velocity Joints and manufacturer, which was first established in 1985. As one of those pioneer private auto parts manufacturers in China, GSP has become a very competitive top player in the C. V. Joint & C. V. Axle aftermarket in China and all over the world after 20 years? development. From the very beginning, GSP has been committed to providing quality products and excellent services to its customers. Our company has been certified by ISO9001, QS9000 and VDA6.1 international quality system. To enhance the product quality, we invested much in the introduction of advanced machines, such as Numerical Control Machine, Magnetic Inspection Equipment,Breaking Tester and Fatigue Tester. And also GSP?s engineers keep improving the technique, craftwork, equipments and production procedures, so as to achieve lean production, provide precisely machined products according to customers? specific needs ...[More]d endow our customers with sustainable competitive advantages. At present, GSP has seven factories with the yearly production capacity of 5 million C. V. Joints and 1.2 million Drive Shafts. The C. V. Joint application is over 1,200 and the Drive Shaft application is over 600. The staff number is about 1,100, including over 100 engineers. With the support of strong technical forces, GSP has the capacity to develop over 50 new samples each month and our product quality criteria have come to the top among those C. V. Joint factories in China.