On March 7, 1962 (February 2, 1962), Chen Yun proposed that the economy must be in comprehensive balance. On March 7, 1962, the Central Financial Leadership Group held its first meeting. Chen Yun proposed that the economy should not be in comprehensive balance, it is difficult to do. The comprehensive balance must begin from now, the starting step must be in comprehensive balance; to engage in comprehensive balance, that is, according to the short line, that is, what can be produced in the year, plus the necessary inventory, reliable imports, so that supply and demand can be adapted, in order to have a real comprehensive balance. In the long line, the greatest lesson is not to balance. In short, the planning indicators must be reliable, and there must be room for space.