Beijing Chaoyang District No.6 Engineering Quality Detection No.7 Construction Engineering Quality Detection No.7 Di Zhi Kan Cha No.8 Positioning Systems No.9 Di Ji Ji Chu Gong Cheng Shi Engineering No.9 Yan Tu Engineering Survey No.9 Di Zhi Zai Hai Zhi Management No.11 City Track Road Transportation Engineering No.11 Construction Images No.12 Gong Cheng Ce Liang No.13 Engineering Surveying and Mapping No.13 Di Ji Yu Ji Chu Engineering 理事单位 常务理事单位 詹天佑奖 国家优质工程奖 企业技术中心 专利示范企业 地基基础工程专业承包 ISO9001认证 计量认证