No.270 Gongshu District Popularity Ranking Hangzhou Zhejiang No.4 Energy Saving and Environmental Protection Equipment No.8 Energy Saving Technology No.9 Energy Saving Devices No.10 Smart Construction No.12 Construction Energy Saving No.17 Products Copies Nets Engineering No.33 HVAC No.35 Jie Neng Jian Pai No.36 Gong Ye Hu Copies Nets No.39 Equipment Manufacturing No.48 Environmental Protection Products No.76 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