When consumers buy shower faucets they must pay attention to its corrosion resistance, it is understood that many taps in the production process, the substrate surface can not handle plating, which retained great influence of impurities on the life of the faucet. In addition, some faucet manufacturers in order to reduce costs, shorten plating time, the thickness of the coating is also smaller. In this regard, some experts advise consumers under sunny conditions, leading glossy black surface should show as a mirror, no oxidation spots, scorch marks. In addition, the faucet should be no holes, no blistering, seamless coating, color uniformity; touch no glitches, sand. Click faucet used to refer to surface, fingerprints should soon spread, and difficult to scale adhesion.