
Yichang heart corporation was established in practical gas co., LTD1998Years,Is engaged in the oxygen、Medical oxygen、Nitrogen、Argon gas、Carbon dioxide、Acetylene gas、Hydrogen gas、Metal welding gas and all kinds of rare gas production and operation and the scope of application of comprehensive professional research and development and promotion of various gas gas company。The corporation has heart practical gas co., LTD. Yichang, Yichang heart investment co., LTD,Zhijiang city associated gas co., LTD,City industrial &trade co., LTD,Jingzhou jinke gas co., LTD...