Beijing Haidian District No.1 Ren Cai Fa Zhan No.1 Safety Engineering No.1 Ren Cai Ladders Team Construction No.1 Ye Hua Tian Ran Gases No.1 Pipelines Engineering No.2 Power Engineering Management No.2 Dian Li Gong Cheng Shi Engineering No.2 Jian She Xiang Mu Management No.2 Electrical Engineering No.3 Equipment Supervision No.3 Oil and Gas Field No.3 Petroleum Engineering 长城杯 国家优质工程奖 理事单位 瞪羚企业 中关村高新技术企业 高新技术企业