Imported solenoid valve, the largest and most professional agent - Dalian Lidi mainly imports German GSR solenoid valves, gas solenoid valves, ultra-low temperature solenoid valves, high-temperature solenoid valves, high-pressure solenoid valves, large caliber solenoid valves, RTK control valves, pneumatic control valves, three-way electric control valves, self-operated control valves, electric control valves, pneumatic valves, electric valves, electric valves, wood drying controllers, electric actuators etc.