The registration address of hong kong gas equipment limited in nammong city is at no. 88 at the village of zhao minghashi, nammong city, hebei province. The registration authority is the market supervision authority of nammong city, represented by a legal person, yao jin peng. The range of operations includes gas sets, gas units, cryogenic insulation tubes, cryogenic valves, metal bellow hoses, laboratory equipment, cryogenic gas applications and heat exchange equipment processing, marketing and installation; development and adaptation of automated systems (projects subject to the approval of the law and to the authorization of the relevant department) ***