In order to the further development, the NFC established the CAD valve design center, the new production research center, 3D analog design system and valve testing center. It should be mentioned that the valve testing center is equipped with advanced processing machineries.Direct reading spectrum analyzer,the valve curved bench,low temperature impact test machine,tensile testing machine,digital valve testing machine,torque and life test device,physical and chemical analysis laboratory,impact fatigue test device. With scientific and comprehensive test machines, VMV make the quality of product ininternational level and provide you products in good quality. VMV has become a fastest growing and leadingenterprisein China. With careful operation and strict check, our products are in good quality. Strict attitude created excellent quality of VMV.