No.601 Hangzhou Popularity Ranking No.34 Shangcheng District Zhejiang No.2 Construction Electromechanical No.2 Water Investment No.2 Water Management No.2 Shui Wu Gui Hua No.2 Huan Bao Gong Cheng Zhuan Ye Cheng Bag No.2 Water Engineering No.2 Water Construction No.2 Fire Protection Facilities No.2 Fire Protection Facilities Engineering No.3 Filtration Film No.3 Water Safety No.3 Shui Wu Ji Chu Facilities 国家高新技术企业 高新技术企业 专精特新企业 守合同重信用企业 国家专利