... 2.ISO,OHSAS18001 3,.Easy to install Plastic double-wall corrugated pipe1.As a company listed in Singapore , ATON Innovation Group ... specialized in plastic pipes and fittings since 1994, with the strength of production category ... . Our main products include PVC-U, PP-R, and PE pipes and fittings, PVC-U windows and doors, telecommunication ducts, PE ...