Established in 2003, shanghai clean management company limited, based in shanghai, china's financial trade centre, has two main production bases, shanghai and guangxi, and is a modern enterprise dedicated to research, development, production and sale of new pipeline products. Specialized in the "sweat of the sky" family-style product series, the "ppr summer and winter antibacterials series, ppr orange-classage series, ppr white 95° blasts series, ppr grey tube engineering series, pe-rt ground warming tube, pvc-u drain, pe powders, electric pipes, hyps, etc., now cover the whole range of household pipes. Netterage is an earlier internet+ pipeline brand in the country. Commercial marketing models dedicated to the internet have been explored and practiced, and a well-established integrated system of extension of networks, including mass electronics platforms (building, alibaba, hyeung), piped materials industry websites (building materials networks), co-city sites (58 co-towns, cat...