Weifang Tianrun Crankshaft Co., Ltd. was established on June 17, 2011. Its original name was Weifang Branch of Tianrun Crankshaft Co., Ltd., and it was changed to the current company name on December 22, 2017. It is wholly owned by Tianrun Industrial Technology Co., Ltd. It is a specialized auto parts enterprise specializing in the production of engine crankshafts and expanding connecting rods. The company is located at No. 3111, Jixiang East Street, Hanting District, Weifang City. It covers an area of 230 acres and has a total investment of more than 400 million yuan. 77,800 square meters, more than 290 employees, and achieve sales revenue of 660 million yuan in 2020. The company has successively passed IATF16949, high-tech enterprise, safety production standardization second-level enterprise certification.

At present, the company has 4 heavy truck crankshaft processing production lines and 3 expansion connecting rod processing production lines, and has more than 200 sets (sets) of advanced CNC equipment, such as German Junker grinding machine, Beijing No. The annual output is 200,000 crankshafts and 1.2 million connecting rods of various types of engines.

The company has always been adhering to the management concept of "people-oriented, harmonious development", insisting on promoting the enterprise spirit of "taking reputation as life, driving the market bravely; taking today as backwardness, and striving for the first-class forever", constantly pioneering and innovating, forging ahead, and actively contributing to the economy of Hanting District Contribute to social development.