... in manufacturing various of fire extinguisher and othere fire fighting products. Size:2" YUAO FEIYAN VALVE MANUFACTURING CO.,LTD. found in 1985 , ... In addition ,we also dealing with accessories for fire fight equipment such as fire hose, pressure gauge, nozzle ,dry powder, landing ... valve, branch pipe, hose coupling ,fire cabinet and other spare parts of safety equipment . With its best work ,best ...