Established in 1998, China Ningbo LIHE INC. is a professional manufacturer and exporter of all kinds magnets, TC nozzle valve and mechanical seals, dedicated to satisfying customers by providing wide range magnetic products and relative services. Through years of endeavors, the company has already become a leading manufacturer in magnets, tungsten carbide spiracle sheath, tungsten carbide hemisphere, tungsten carbide cyclonozzle, tungsten carbide nozzle, tungsten carbide valve core, nozzle, TC nozzle valves and mechanical seals.