所有制改革是经济体制改革的关键,它已成了当前理论部门和实际工作部门研究的热点,并从不同的角度在理论和对策上各抒己见,展开了热烈的讨论。本文主要从经济环境的变动从而引起企业内部一系列条件变化来研究国营大中型企业所有制改革的长期性和阶段性。对搞活企业的回顾资源占用最大化是十一届三中全会前我国国营大中型企业的主要特点。三中全会前,我国全民所有制企业是由国家直接管理和控制的,企业领导人由国家 Ownership reform is the key to the reform of the economic system. It has become a hot spot in the current theoretical and practical work departments. From the different perspectives, it expresses its own opinions on theories and countermeasures and has conducted heated discussions. This paper studies the long-term and the stage of the reform of the ownership of large and medium-sized state-owned enterprises mainly from the changes of the economic environment which lead to a series of internal conditions changes. Reviewing the revitalization of enterprises Maximizing the occupancy of resources is the main feature of large and medium-sized state-owned enterprises in China prior to the Third Plenary Session of the 11th Central Commission of the Chinese Communist Party. Before the Third Plenary Session, the enterprises owned by the whole people under the state ownership were directly managed and controlled by the state. The leaders of enterprises were controlled by the state