Hyco specializes in manufacture of various valves for mechanical devices that
utilize fluid such as hydraulic, refrigerants and gas. The Company manufactures
high pressure valves in copper, steel, stainless steel and aluminum materials for
regulation and safety of marine engines, hydraulic control devices at industrial
plants, refrigeration/air conditioning devices and industrial machineries. It also
manufactures a wide range of valves for mechanical devices from the manual
valves including ball valves, stop valves and test valves to the automatic valves
including check valves and solenoid valves.