Chongqing Transmission Shaft Co., Ltd. is the largest professional manufacturer of automobile transmission shafts in western China. Founded in 1953, the Company has been engaged in the research and development and production of automobile transmission shafts since 1975. It has nearly 50 years of professional experience in the research and development and production of automobile transmission shafts. It possesses independent R&D capabilities and advanced transmission shaft manufacturing equipment and technology, and is equipped with a stable and highly qualified workforce. The Company has obtained the IATF 16949 quality system certification, and owns a sound quality assurance system and sophisticated testing methods, with a high level of recognition within the automotive industry. Its products cover "heavy, medium, light, micro-duty" automobile and special vehicle transmission shaft, and the existing transmission shaft production capacity has reached 2 million sets/year.