... material with enduralble chrome finish.4)Corresion test(Acidity)24hours.5)OEM and customer's design are also welcome.6)Function ... ,Show Faucet,Bath Faucet,Shower Mixer,Bathtub Faucet,Bathroom Faucet,Sink Faucet,Bath Mixer,Plastic Tap,Lavatory Faucet,Bidet Faucet,Water Tap,Bathtub Mixer, Auotomatic faucet, thermostatic faucet,etc ...