Guo Yongxiang (Chinese: 郭永祥; pinyin: Guō Yǒngxiáng; born February 1949) is a former politician of the People's Republic of China. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Office Holder