Liyuan Piston Industry Group Co., Ltd, founded in 1989, is a special manufacturer of automotive components, it is located in the economic and technical development zone of Cangzhou City, Hebei Province, covering a land area of over 32000m2, which is a central zone along/around Bohai Sea; as one of the listed enterprises emphasized by Hebei Provincial Government, our company is a member of China Internal Combustion Engine Industry Association, has been titled as one of the “Hebei Provincial Top 100 Enterprises”,“Hebei Provincial Famous Trademark Enterprises” and one of “Hebei Provincial Famous Brand Product Enterprises”, besides, our company has been tilted as “Hebei Provincial New and Hi-Tech Enterprise” for 9 years. Presently, there are nearly 600 employees in our company, of which there are nearly 100 technicians with degree beyond junior college, over 60 employees who are engaged in the research and development work directly and enable to manufacture pitons/pistons and cylinder sleeves with various types such asФ35-Ф400, the company is a special enterprise manufacturing pistons used for automobiles, motorcycles, compressors and diesel engines.