? ? Shiyan Tongchuang Drive Technology Co., Ltd. (hereinafter referred to as “TC”) was established in 1998. As one top professional transmission parts manufacturer with strong tech background, we are able to provide diverse synchronizer assembly, synchronizer rings, planetary assembly parts，clutch assembly parts and friction materials for transmission application of commercial vehicles, passenger vehicles and off-road vehicles. Our customers include more than 30 automobile transmission enterprises both at home and abroad, like FAW，Dongfeng，Sinotruk，SAIC，JAC，WLY，Geely，Greatwall，ZF，EATON，etc.
? ? ?TC adheres to the philosophy of technological innovation and integrity cooperation. We closely follow trend of the industry, continuously develop new products for our customers with state-of-the-art machines and in-house die & tool design and making skills. With independent innovation capability，we are at the leading position with product development, product manufacturing and product testing, as well as friction materials in local market.
? ? TC establishes a comprehensive management system, to guarantee product/operation and social responsibility（Initially certified ISO 14001; IATF16949; and ISO45001). With strong technical strength, good product quality， remarkable reputation and high-quality after-sales service, our company has been trusted by customers with good reputation in the market.
? ? We have three production and logistics bases located in Shiyan, Wuhan and Nantong respectively and two R&D centers in Wuhan and Wuxi. The total area of the factories is 160,000 square meters. The high-quality talent teams, advanced processing equipment and strong R&D capabilities have formed us as a top drivetrain parts supplier.