Filter screen: in areas with poor water quality, the installation of filter screen can reduce and filter impurities, and prevent the possible damage of impurities to ceramic valve core. There are two installation positions of filter screen: water inlet and water outlet.

The quality of the electroplating surface is the most intuitive expression of the quality of the tap. The surface is mainly plated with nickel and chromium to achieve a smooth and bright effect. The faucets with good quality will go through many tests, such as salt spray test, water test, gas test, etc., to ensure their durability. The faucet with high precision electroplating is basically durable. More importantly, its surface gloss is good and it feels comfortable. Some high-end faucets have other different treatment technologies, such as stainless steel surface and satin.