Shanghai QiYuan Gas Development co., LTD., founded in 2010, belongs to the parent company of Shanghai QiYuan Air Separation Technology Development co., LTD., QiYuan Gas depends on the parent company of excellence air   .....



QiYuan Gas can provide customers with krypton, xenon, neon, helium and other gases, high purity oxygen and ultra pure nitrogen, and other products, but also the construction according to the requirements of form a complete set of special.....          More>>