Bag on Valve (BOV) Shanghai Norchon Packing S&T Co., Ltd. Base Info Aerosol Valve:Bag on ValveMaterial:Laminated MaterialFeature:Moisture ProofApplication:Household, ChemicalModel NO.:NZ-BOV-003Trademark:NorchonTransport Package:Carton CaseOrigin:China Description Pre:Spray Valve for Medicine (NZ-006) Next:Tinplate Top and Bottom (NZ-TC-006)