No.255 Xihu District Popularity Ranking Hangzhou Zhejiang No.5 Fei Water Treatment No.8 Ocean Engineering No.8 Filtration Film No.9 Water Purification Technology No.9 Complete Equipment No.13 Sewage Treatment No.16 Shui Chu Li Wei Hu No.17 Water Treatment Engineering No.17 Shui Zi Yuan No.17 Water Treatment Technology No.22 Water Treatment No.24 Water 国家科技进步奖 省部级科技进步奖 科技进步奖 理事单位 省级高新技术企业 标准起草单位 高新技术企业 省级创新型中小企业 国家专利 市级创新型中小企业