继续调整和完善所有制结构，是党的十五大提出的我国经济体制改革的一项战略思想和重大任务。所有制结构的调整和完善，其出发点和落脚点要放在是否适应一定时期生产力的要求，是否有利于解放和发展生产力上。 建国５０多年以来，我国所有制结构经历了曲折的发展过程。可概括为 Continuing to readjust and perfect the ownership structure is a strategic thinking and a major task that China’s 15th National Congress proposed in its economic structural reform. The adjustment and improvement of ownership structure should focus on whether it meets the requirements of productivity in a certain period of time and whether it is conducive to liberation and development of productive forces. Since the founding of the People’s Republic more than 50 years ago, the ownership structure of our country has undergone a tortuous course of development. Can be summarized as