Ningbo Hewcho Machinery Co., Ltd is the professional manufacturer of electric solenoid valve. Designing and producing products, as well as all the components in-house in a fully automated process. With over 10 years experience, we produce and export direct acting solenoid valve, pilot operated solenoid valve which use in water, gas, air, steam with 12VDC, 24VDC and 220V to Russia, Southeast Asia, Eastern Europe. we specially focus is the realization of complete solutions of special and individual customer requirements. From the first inquiry to the after-sales service we are your competent and reliable partner. Today and in the future together with you on a successful path.