19 12 served as Counsellor of the Ministry of Foreign Affairs of Nanjing Provisional Government. In the same year to 19 13, deputy director of Ren Jingfeng Road and Han Jing Road. Later, he represented the government of China in the 5th International Business Conference. 1965438+From July 2004 to1965438+In 2006, he served as director of railway accounting and postmaster general of the Ministry of Communications. 19 16 as consultant of the Ministry of Communications. 19 17 member of the 5th China-Japan tariff conference, director of Han Jing and Jingfeng Road. 19 19 participated in the Paris Peace Conference as a special member. 65438-0920: Chinese representative of Zhongdong Road Technical Administration Bureau, director of Orient Railway Company, and director of Railway Administration Bureau of Ministry of Communications. 1922 Ren Zhongdong Road Association Office. From 65438 to 0925, he participated in the International Telecommunication and Postal Congress, and served as the general representative of the Postal and Telecommunication Congress after returning to China. 1928- 1930 served as the chairman of zhongdong road and the head of the China education delegation visited the United States. 193 1 During the Anti-Japanese War, he served as a member of the Procurement Committee of the National Government in London. After 1949, he went to the United States and died in the United States on June 1956.