After the establishment of the People's Republic of China in 1949, Lu Dadong was appointed Communist Party Chief of Leshan prefecture in Sichuan. He was later transferred to Chongqing (then under the administration of Sichuan).
As mayor of Chongqing during the Third Front campaign to develop basic industry and national defense industry in China's rugged interior, Lu was also appointed to direct the administrative body overseeing conventional weapons production industry around Chongqing.[3]: 86
Lu rose to the position of First Party Secretary (party chief) of Chongqing (April 1974 – November 1981)[4] and deputy party chief of Sichuan. From December 1979 to April 1983 he served as Governor of Sichuan.[1][2]
Lu disappeared from public life in September 1989.[2] He died on 28 August 1998 in Chengdu.[1]