The factory is specialized in production of valves of various gases cylinders with a history of more than 15 years, the factory owns complete manufacturing equipments, rich technical force, fine and complete quality guarantee system to organizes production according to international standard with advanced technology. Scientific test and measuring means, exquisite and complete equipments. It mainly produces oxygen series, acetylene series. Liquid petroleum gas series as well as hydrogen. Argon. Carbon dioxide. Liquid-chlorine etc. More than ten varieties 40 specifications over gas cylinder valves. And export to the regions of southeast. Asia, European and American. Which are reputed by the users both at home and abroad.