powder extinguisher , extinguisher,fire extinguisher,fire-fighting,automatci extinguisher,ABC fire extinguisher,dry powder fire Ammonium phosphate (ABC) powder ,we can supply ABC powder BC powder 40% 50% 70%..... Hangzhou Tianshun Fire-fighting equipment Co.,Ltd is an enterprise integrated with design ,production and marketing (independet import-export)of all kinds of fire fighting appliances.The ...