ningbo grand gas pressure-control co.,ltd is specialized in researching on and producing gas cylinder valve, gas regulator,dial gauge,gas torch and cutting nozzle products etc . gas cylinder valve covers : oxygen series,acetylene series,liquid petroleum gas series as well as hydrogen,argon,carbon dioxide,liquid-chlorine etc.more than ten varieties 40 specifications . gas regulator ,dial gauge covers : oxygen,acetylene,argon ,co2 and propane. cutting nozzle mainly covers : anme,pnme,anm,pnm,gpn,6290 . gas torch mainly covers : american type, japanese type, british type,austrial type,thailand type,switzeland type. in the line with the spirit of innovation, cooperation and mutual benefits, we would like to establish kind relationships with all the friends in industrial and commercial cycles.

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