On this day, 68 years ago, on June 6, 1957 (May 9, 1957 in the lunar calendar), the Central Committee of the Communist Party of China issued the "Instructions on Accelerating Rectification." On June 6, 1957, the Central Committee of the Communist Party of China issued the "Instructions on Accelerating Rectification." This instruction was drafted by Mao Zedong himself, and its main contents are: First, rectification by amplifying the sound should be carried out immediately. 2. The big-character poster is a good form. 3. It can train party members and centrist masses. 4. Mobilize all democratic parties and people in society to amplify their voices so that constructive criticism and evil spirits can be released.