No.396Yuhang District Popularity Ranking Hangzhou ZhejiangNo.12 Energy OperationsNo.15 Energy ManagementNo.17 PetroleumNo.22 Plain OilNo.23 Ye Jin Gong YiNo.35 Equipment ManufacturingNo.40 PetrochemicalsNo.50 Gong Cheng Zong Cheng BagNo.52 ChemicalsNo.66 Energy TechnologyNo.99 Gong Cheng Cheng Bag Equipment Manufacturing高新技术企业专利示范企业省级高新技术企业科技型中小企业省科技型中小企业发明专利