No.352 Jiangxia District Popularity Ranking Wuhan Hubei No.13 Pipes and Fittings No.15 Polyethylene PE No.30 Pipes No.70 Doors and Windows Building Materials Hua Gong / Chemistry PVC PE Pipes PVC Pipes PE Pipes Chemistry Building Materials PolyLv Yi Xi Shu Grease PVC 高新技术企业 专精特新小巨人企业 省级高新技术企业 市级创新型中小企业