... various kinds of materials. Both pumps and complete pump can be supplied. Qingdao Xin Yang Machinery Co ... ., Ltd specializes in pump, pump parts and other machinery parts manufacturing for 6 years ... treatment, Polishing, Sand blasting, Painting, Electro-plating, Chemical Plating, and other machining processing.InspectionEquipmentsSpectrum analysis instrument, Metallurgical ...