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Chongqing Qinghongjiang Machinery Co., Ltd. is the backbone military enterprise of China Ship Heavy Industry Group Co., Ltd. (CSIC), which belongs to the highly integrated civil and military enterprises.        Founded in 1967, the company covers an area of 200,000 square meters and is a national first-level measurement unit. The company specializes in the research and development and production of high efficiency, low carbon and high power internal combustion engine fuel injection system, governor and bearing bush and other key components and marine air compressor.

Our company has developed magnetic seal for Air Compressor for Hongjiang, which has reliable performance, and the easy controlling and easy installing,  has been accepted by the users.