No.159Dongcheng District Popularity Ranking BeijingNo.20 Water Conservancy EngineeringNo.22 HydropowerNo.48 Shui Li Shui DianNo.53 Planning DesignNo.69 Water Conservancy Shui Li Gui Hua理事单位副会长单位副理事长单位常务理事单位中关村高新技术企业省级高新技术企业市级高新技术企业高新技术企业