No.73 Jinshan District Popularity Ranking Shanghai No.1 Xin Xing Building Materials No.2 Huan Jing Ke Xue No.3 Plastic Products Manufacturing No.3 Chemistry Building Materials No.3 Sleeves Pipes No.4 Environment Perception No.5 Water Pipes No.8 Industrial Engineering No.8 Gong Gong Construction No.10 Pipes and Fittings No.11 Pipes No.11 Plastic Products 市级科技进步奖 科技进步奖 国家重点新产品 高新技术企业 发明专利 实用新型专利 ISO9001认证