1, brass body,zinc handle,chromed basin faucet 2, quick open cartridge 3, 5 years ... ,local brand, MS, KCG, SEDAL etc. for optionalcartridge for dual-handle faucetbrass body(Cu=57%Pb<3) , ceramic plate, O-ring ... rate RMB-USD changes out of 3% and the raw materials change out of 5%. sanitary ware bathroom double handle water basin tuscany ...