.We are mainly engaged in Design, R&D, production and sales of semi trailer, semi trailer suspension system, air suspension system and axles.
Shandong Passion Machinery Manufacturing Co., Ltd., is located in industrial park, state-level high and new technology industry development zone in Jining city. Jining is the hometown of Confucius and Mencius and state of ceremonies.
We are mainly engaged in Design, R&D, production and sales of semi trailer.
The company relies on the advantages of made in China and strong strength.
Has more than 20 years experience in machinery manufacturing.
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