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Xinxiang Haishan Machinery Co., Ltd. is a company specializing in the production of copper sleeve, copper tile, copper wire mother, large copper casting, centrifugal copper sleeve, flange copper sleeve, large bushing, copper bearing bush, brass sleeve, bronze sleeve, cone broken copper sleeve, excavator copper sleeve, ball mill copper sleeve, press copper wire mother, reducer copper worm wheel, press copper sleeve, crusher copper sleeve, Simmons copper sleeve, Metso eccentric copper sleeve Set, Sandvik copper sets, mining equipment copper accessories, mechanical copper accessories and other copper alloy products casting and processing manufacturers, is a Central Plains area with advanced testing equipment, mechanical testing equipment production units, strong technical force, reliable quality