LPG intelligent brass angle valves

We are engaged in exporting, manufacturing, distributing and supplying of LPG intelligent brass angle valves in Beijing, Beijing, China. We have developed a kind of Patent Intelligent LPG cylinder Angle valve & Quick-on valve which can prohibit filling LPG gas into your cylinders by other companies/person without authorization, and prohibit disassembly intelligent valve from cylinders by other companies/person without authorization. This kind of intelligent valve can bound your consumers and cylinders and improve your total profit over 30% more than last year.