Tieliu Co,.Ltd engages in the manufacture and sale of automotive transmission systems and high-precision components in China and internationally. It operates through core robot component manufacturing; automotive transmission system manufacturing; high-precision component manufacturing; and intelligent commercial vehicle services segments. The company provides automotive transmission products, such as clutch kit, hydraulic converter, self-adjusting clutch, concentric slave cylinder, dual-mass flywheel, wind power yaw brake, torsion-limited damper, release bearing, brake pads, AMT heavy truck special kit, commercial vehicle clutch, mining vehicle sheet metal, dry DCT dual clutch, wet double clutch, and double-plate oblique spiral spring clutch under the TIELIU, WESTLAKE, DELSAH, CITIAN, and ZDL brand names. It also offers automotive smart services; and hydrogen pump, vacuum shaft, injector body, radiator, e-brake shaft, pump flange, sleeve, function structure part, and ECS body structure parts. The company was formerly known as Zhejiang Tieliu Clutch Co., Ltd. and changed its name to Tieliu Co,.Ltd in September 2023. Tieliu Co,.Ltd was founded in 2009 and is headquartered in Hangzhou, China.