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Shandong Zhenting Seiko piston Co., Ltd. is a private-owned enterprise specializing in the production of automobiles, motorcycles, general gasoline engines, diesel engines and various internal combustion engines, air compressors, compressor pistons and pi

1、 Wuxi best precision machinery Co., Ltd. is a high-tech enterprise in Jiangsu Province, established in May 1997. The company's main business is R & D, production and sales of all kinds of precision parts and fixture products.