from p>1953 to 1957, China's first five-year plan focused on the development of heavy industry, forming a heavy industry base in Northeast China, and began to change the backward face of industry and move towards socialist industrialization. At the end of 1956, the redemption policy of capitalist industry and commerce was the pioneering work of China's socialist transformation. During the period of exploring and building a socialist road, we concentrated our efforts on developing socialism and realizing national industrialization. From 1956 to 1966, although there were mistakes, there were also achievements.