We are a Professional Manufacturer?New Dose? specializing in research, development and production of various New Dose precise metering pump, flow sensor, industrial online water quality monitoring such as Flow meter, pH ORP any control instruments dosing ...

Chongqing pump industry co., ltd is a leading enterprise in China of developing and manufacturing metering pump, reciprocating self-balance centrifugal complete chemical feed system with as main machine, which are widely used such fields petroleum, ...

Dong-il is manufacturer of diaphragm metering pumps in South Korea. have established since 1973. ISO 9001 certified company and KSA 9001:2001 organization with high standards quality as our prime focus, it the progression towards no defects that remains ...