由航空航天部、三院、北京市经委组成的联合评审组.于1991年8月12日至14日,对国营二三九厂晋升国家一级企业进行了为期三天的评审。评审分为质量、物耗、能耗、经济效益、安全环保、综合管理等六个专业组,本着”从严、从实、从俭”的原则,按 A joint assessment team consisting of the Ministry of Aeronautics and Astronautics, the Third Hospital, and the Beijing Municipal Commission of Economics conducted a three-day review of state-level enterprises from the state-owned 239 factories from August 12 to 14, 1991. The assessment is divided into six professional groups: quality, material consumption, energy consumption, economic benefits, safety and environmental protection, and comprehensive management. In accordance with the principle of “strictly, practically, and comprehensively,”