Tianrun Industry Technology Co., Ltd. manufactures and sells internal combustion engine crankshafts in China. It offers passenger car, light, medium and heavy, and marine engine crankshafts, as well as engineering machinery, generator sets, etc. The company also provides connecting rods, castings and forgings products, and air suspension products. It markets and sells its products through a network of agents and franchisees under the TIAN brand name. It also exports its products to South Korea, India, Turkey, the United Kingdom, Italy, Japan, Brazil, the United States, and internationally. The company was formerly known as Tianrun Crankshaft Co., Ltd. and changed its name to Tianrun Industry Technology Co., Ltd. in April 2020. Tianrun Industry Technology Co., Ltd. was founded in 1954 and is based in Weihai, China.