... business scopes are as follows:A.Fire extinguisher1.Portable dry powder fire extinguisher 1kg,2kg,3kg,4kg,5kg,8kg2.Transportable ... dry powder fire extinguisher 35kg,50kg3.Suspension type dry powder fire extinguisher 4kg,6kg,8kg4.Portable ... agent 25kg,40kg,1t2.BC dry powder fire extinguishing agent 25kg,40kg,1t3.Superfine dry powder fire extinguishing agent 25kg,40kg,1tIf ...