Seven Thousand Cadres Conference
The Seven-Thousand Cadres Conference (Chinese: 七千人大会; pinyin: Qīqiān rén dàhuì; Wade–Giles: Ch'i1-ch'ien1 jen2 ta4-hui4) was one of the largest work conferences ever of the Chinese Communist Party (CCP). It took place in Beijing, China, from 11 January to 7 February 1962.
Source: Wikipedia — Seven Thousand Cadres Conference (CC BY-SA 4.0)