No.412 Yuhang District Popularity Ranking Hangzhou Zhejiang No.3 Engineering Surveying and Mapping No.4 Yan Tu Engineering No.4 Yan Tu Gong Cheng She Ji Shi Engineering No.5 Surveying and Mapping No.5 Gong Cheng Ce Liang No.5 Zheng Fu Procurement Agency No.6 Jian Zhu Jie Gou No.7 Huan Jing Ying Xiang Ping Jia No.9 Quan Guo Engineering Consulting No.9 Sheng Tai Bao Hu Gong Cheng Shi Engineering No.10 Bidding Agency No.10 Da Dam Engineering 理事单位 市级创新型中小企业 省级高新技术企业 科技型中小企业 省科技型中小企业 高新技术企业 ISO9001认证 ISO14001认证 OHSAS18001认证