YOUYI nanometer anti-bacterial PP-R pipe is an innovative pipe product developed from the advanced technology introduced from Germany. Through procedures of extruding, compounding and thermoforming, nanometer materials and PP-R resin are well-distributed on the inner wall of pipe, which improves its anti-bacterial performance. Apart from PP-R pipes' advantages such as flexibility, flow capacity, pressure resistance and tenacity, its hygienic feature is prominent to ensure safe transportation of purified water. It boasts endurance and high effectiveness in killing bacterium and preventing the growth of various microorganism.