No.130 Bishan District Popularity Ranking Chongqing No.3 Floor Heating No.4 Water Pipes No.10 Water Supply and Drainage Engineering No.11 Water Supply and Drainage Design No.12 Polyethylene PE No.12 Water Supply and Drainage No.13 Plastic Products Manufacturing No.14 Jia Apparel No.15 Pipes No.19 Drainage Systems No.26 Automation Production Lines No.31 Drainage 驰名商标 副理事长单位 理事长单位 发明专利 专精特新小巨人企业 高新技术企业 ISO9001认证 ISO14001认证