No.361 Jiading District Popularity Ranking Shanghai No.4 Ni Long Mian Materials No.4 Metal Corrugated Pipes No.5 Lian Jie Parts No.6 Nylon Materials No.6 Hardware Pipes Parts No.6 Pipe Fittings No.6 PolyXian An Shu Grease No.6 Nylon Fibers No.7 Nylon No.7 Petroleum Pipes Materials No.7 Ni Long Xin Materials No.8 Water Pipes 市级专精特新中小企业 省级高新技术企业 市级高新技术企业 高新技术企业 省级创新型中小企业 ISO/TS16949认证