根据十一届三中全会的决定，1979年春中央纪律检查委员会成立了对林彪、“四人帮”案件（简称“两案”席理领导小组。经过近一年的工作，搜集了大量材料，证明林彪、江青两个反革命集团在“文化大革命”中的种种反革命阴谋活动已经触犯国家刑律。1980年2月中央纪律检查委员会决 According to the decision of the Third Plenary Session of the Eleventh Central Committee of the Communist Party of China, the Central Commission for Discipline Inspection established the leadership group of Lin Biao and the “gang of four” (referred to as “the two cases” for short) in 1979. After nearly a year of work, a large amount of materials were collected to prove that Lin Biao The various counter-revolutionary conspiracies of the two counter-revolutionary groups in Jiang Qing during the “Cultural Revolution” have violated the national criminal law. In February 1980, the Central Commission for Discipline Inspection