The Yangjialing Revolutionary Site is located about three kilometers away from the northwest of Yan'an city. There are sites of Mao Zedong, Zhou Enlai, Liu Shaoqi and Zhu De, as well as the general office of the Central Committee of the Chinese Communist Party. The War of Resistance Against Japan and the

Rectification Movement in Yan'an, as well as the General Production Movement used to be led by the Chinese Communist Party here, during the period of 1938 to 1940, 1942 to 1943. Mao Zedong used to write down a lot of important articles, such as Fight Against The Capitulating Activities, The Chinese Revolution And the Chinese Communist Party, The Tactics Problems In The Current United Front Against Japan, The Speech At The Forum On Literature And Art In Yan'an, etc. On April 23rd, 1945, the Seventh National Congress of the Chinese Communist Party was held here.

At the congress, Mao Zedong gave a political lecture, namely On Coalition Government, Liu Shaoqi gave a talk, namely On Amending The Chinese Communist Party Constitution. And the Party Constitution of new edition was adopted at the Congress. It is clearly specified in this Party Constitution that, Mao Zedong Thought, which combines the Marxism-Leninism Theory with the concrete practice in China, is the guiding ideology of the Chinese Communist Party. And the Central Committee of the Chinese Communist Party led by Mao Zedong was fixed at the Congress. This congress prepared conditions for striving for winning the War of Resistance against Japan, and finally winning the Chinese Revolutionary War.