No.233 Yuhang District Popularity Ranking Hangzhou Zhejiang No.1 Huan Jing Wu Ran Zhi Management No.2 Wu Ran Zhi Management No.3 Sheng Tai Xiu Fu No.5 Fei Water Treatment No.9 Water Investment No.9 Environmental Engineering Design No.9 Water Engineering No.10 Water Construction No.10 Shui Wu Gui Hua No.11 Water Services No.11 Water Safety No.12 Sewage Treatment 标准化良好行为 创新型企业 院士工作站 省级高新技术企业 专利示范企业 高新技术企业 标准起草单位 知识产权示范企业 总部企业 发明专利 国家知识产权示范企业