An introduction to the activities of Political Councilor Mao Zedong in Chongqing: "The Dynasty of Political Councilor Mao Zedong in Chongqing", which was recorded by the Kuomintang military police during Mao Zedong's negotiations in Chongqing, records all of Chairman Mao's actions in Chongqing. This manual is from 2007 , purchased from Beijing Neptune Village Auction Company for 155,000 yuan.