Claim: Zhang Dingcheng (December 1898-December 16, 1981) was a politician, member of the Communist Party of China who served the longest term as Procurator–General of the Supreme People's Procuratorate from 1954 to 1975..
Evidence: Zhang Dingcheng (simplified Chinese: 张鼎丞; traditional Chinese: 張鼎丞; pinyin: Zhāng Dǐngchéng; Pe̍h-ōe-jī: TiuⁿTiaⁿ-seng; December 1898 – December 16, 1981) was a politician of the People's Republic of China, Procurator–General of the Supreme People's Procuratorate from 1954 to 1975. His tenure remains the longest in the history of the Supreme Procuratorate. Communist Party of China