Cai Cheng, formerly known as Wu Yi-hung, a native of Puning in Guangdong Province, the original People's Republic of China Cai Cheng of Justice, in 1993, was elected the NPC Standing Committee, the Legal Committee and vice chairman.

Successive Guangdong Public Security Bureau deputy director, the CPC Shenzhen Port party secretary, the PRC Deputy Cai Cheng of Justice, Cai Cheng.
Formerly known as Wu Yi-hung, a native of Puning in Guangdong Province. His father, Mrs. rule is the older generation of revolutionaries, father, mother Cai Chusheng hum yes in 1924 and 1925 in 1969 to have the party's veteran party member. WU LEONG born that date, the Chiang Kai-shek is mutiny revolution, large-scale massacre of communists, revolutionary situation is very dangerous age. Due to a dangerous situation, the parents of two-year-old Wu Yi-hong return Chenghai grandmother Department custody.
In 1938 Chenghai primary school WU-hung, only by relatives to her parents, to a reunion. In 1940, development of the situation, Mrs. rule, Cai Chu Yin Zhou Enlai couple were appointed to assist, had to go to Hong Kong, 13-year-old Wu Yi-hong stay in Yan'an, because war and the environment are engaged in their own special work, WU Che-hung and parents lost contact completely alone in the revolutionary struggle of levy passers-by on. Until the country's liberation, only made contact with their parents.
In 1949, the liberation of the People's Liberation Army in Xi'an, Cai Cheng served as the Northwest Military and Political Committee of Public Security Office Deputy Chief of the Research Branch. In 1950 the Guangzhou City Public Security Bureau deputy chief. In 1952 Guangdong Provincial Public Security Department, has section chief, office director. In 1965 the Guangdong Public Security Bureau deputy director, who has CPC Shenzhen Port party secretary. 1978-Deputy Director of the General Office of the Ministry of Public Security, the Director of the Research Office. 1985 transferred to the Deputy Cai Cheng of Justice, Cai Cheng in 1988.