Nishyo Nonferrous Metals Co., Ltd, is located in dongguang, guangdong, China. We are one of the leading professional manufacturers and exporters of air conditioning/refrigeration fittings and all kinds of copper/brass fittings. We specialize in central conditioning disperse pipe, brass fittings, copper fittings, liquid distributors, collecting tubes and fittings, vibration absorber etc.. These products are widely used in air-conditioning, refrigeration, architectural plumbing, shipbuilding industry, medical oxygen systems and gas pipeline system etc.