No.266 Gongshu District Popularity Ranking Hangzhou Zhejiang No.4 Energy Saving and Environmental Protection Equipment No.7 Energy Saving Technology No.8 Energy Saving Devices No.10 Smart Construction No.11 Construction Energy Saving No.15 Products Copies Nets Engineering No.32 HVAC No.34 Gong Ye Hu Copies Nets No.35 Jie Neng Jian Pai No.38 Equipment Manufacturing No.47 Environmental Protection Products No.75 Energy Technology 高新技术企业 省级高新技术企业 省软件企业 科技型中小企业 省科技型中小企业 省级创新型中小企业 市级创新型中小企业