anshan libang compressor co., ltd.-凯发平台

china international gas technology, equipment and applications exhibition is an international gas industry event. in recent years, it has developed into a large-scale and authoritative exhibition in china and even in the world. ig, china has been held since 1999. according to the principle of holding one year in beijing and one year in other provinces, it has lasted for 18 years, and gradually formed the following major highlights of the exhibition: