HERION is a famous German solenoid valve manufacturer with excellent design technology and many years of production experience. It is a manufacturer of special solenoid valves designed for the most specialized industries in the world. HERION’s full range of pneumatic, hydraulic, explosion-proof solenoid valves and other products have large flow rates and large consumption, and are used in special occasions with relatively high requirements in the electric power, petrochemical, and metallurgical industries.