What position did Ren Hanping hold in his life?

Ren Hanping, 1922, a native of Xiezhou, Shanxi Province, worked in the Supervision Institute of the National Government in his early years. Ren Hanping's good calligraphy and hard work won the appreciation of Yu Youren, then the producer. After Ren Hanping arrived in Taiwan Province Province, he became the secretary of Kuomintang Chairman Yu Youren. Yu Youren is a great calligrapher, and his calligraphy has been greatly improved. After Yu Youren's death, Ren Hanping abandoned politics and devoted himself to calligraphy research, and was hired as a calligraphy professor at various universities in Taiwan Province Province.