- CEO
- Cheng Fei Xu
- Full Time Employees
- 3,931
- Sector
- Consumer durables
- Industry
- Motor vehicles
- Address
- No. 2-13, Tianrun Road Weihai SD China 264400
- IPO Date
- Aug 11, 2009
- Business
- Tianrun Industry Technology Co., Ltd. (002283.SZ) manufactures and sells internal combustion engine crankshafts and connecting rods under the Tian brand; passenger car, light-duty, medium-duty, heavy-duty, and marine engine crankshafts; expanding and breaking connecting rods, saw-off connecting rods; castings and forgings including rough and finished products; commercial vehicle air suspensions; wind power products such as transmission housings, planetary gear carriers, generator motor housings, and hub assemblies; construction machinery components; hydraulic parts; tooling and die manufacturing; automation and intelligent equipment; and technical services. Founded in 1954 and headquartered in Weihai City, Shandong Province, China, the company operates primarily in the automotive and engine components industry, serving heavy-duty vehicles, light trucks, commercial vehicles, marine applications, wind power, and construction machinery sectors with products distributed domestically and internationally to markets including Korea, India, Turkey, the UK, Italy, Japan, and the US. As China's largest professional manufacturer of crankshafts and connecting rods, it maintains subsidiaries such as Wendeng Hengrun Forging Co., Ltd., Weifang Tianrun Crankshaft Co., Ltd., and Tianrun Intelligent Control System Integration Co., Ltd., employs over 3,600 staff, and holds total assets exceeding CNY 8 billion. In recent developments, the company completed the first phase of its acquisition of Shandong Altai (Aertai) Auto Parts Co., Ltd. for approximately CNY 135-140 million in September 2025 to expand into lightweight materials and die-casting capabilities; initiated share repurchases totaling over 4.6 million shares by August 2025 and authorized further buybacks in March 2025; reported steady first-half 2025 performance growth amid tight production capacity for large crankshafts and connecting rods; and changed its name from Tianrun Crankshaft Co., Ltd. in April 2020 to reflect its diversified industrial technology focus.