Orang expert ware, wit oil with raw material, raw material with wit with raw materials provided by the orang expert ware. We are experts in sanitary ware firm orang Guancheng District (#) at: Zhengzhou specializes in: faucet, wit brand with raw materials, leading most of the traditional lead-copper exceeded, causing secondary pollution of drinking, then absorbed into the body to produce great harm, especially for the great harm children, has attracted world wide attention with raw materials, European and American countries are actively developing related bills, China is also forthcoming GB wit with wit oil raw material with raw material, made of lead content strictly limited. Industry analysts believe that the world view of research: As the current national standard faucet did not make mandatory requirements for lead content and the amount of precipitation, so the factory testing of the leading domestic market were not the lead as quality criteria. To protect the national drinking water safety wit with raw material with raw material specifications, promote industrial upgrading, lead limits the amount of precipitation will be the main focus of the new standard. Repair leaky faucets on the joints, it will be due to leaky reason than tied faucet part (fixing screw) sealing tape damage. So just use the wrench to remove the faucet, screw the small place in a fixed re-roll a new sealing tape to, the following maintenance steps: First, first tap fastened wit with raw material sourcing raw material belt, with wrench to remove the faucet turning counterclockwise manner. Second, the threaded holes outwards, with the wind in the threaded portion of the printed tape volumes 5-6 clockwise back. To see if there adjust water faucet wrench clockwise tied tied into, after the final installation is complete, open the master switch to try to see if they would confirm leaks.