The registration address of shenzhen valley gas company ltd. Is located on the fourth floor of the new wallstone park building, located on the fourth floor, 406c, located in the new wallstone park building, in shenzhen city. The registration authority is the baoan supervisory authority, the shenzhen market supervisory authority. The legal entity is represented by a friend and is engaged in the sale of compressed gases, liquefied gases, steel bottles, wholesalers and associated accessories; nitrogen (liquidated), hexafluoroethane, bromomethane, carbon dioxide (compressed), fluorine (compressed), sulphur hexafluoride, carbon dioxide, dichlorosilane, ammonia (liquidated, ammonia > 50 per cent), nitrous oxide (compressed), methyloxide, nitrogen oxide, hexafluoropropene, oxygen (compressed), hydrogen chloride (non-water-free), and sulphur dioxide (silized)。