... Tianyu Light Industry Machinery Co,.Ltd ,one of the three manufacture bases of Tianyu Group ,is a specialist company to ... supply variety of stainless steel valves ,pumps, valves, pipes ... Steel Pumps (Centrifugal, Rotary Lobe), Sanitary Stainless Steel Valves (Three-way Ball, Butterfly, Diaphragm, Sample, Divert, Plug, Ball Check ...