现代中国
(
1911 AD)
Yang Gong Su, 1911 students. Joined the Communist Party of China in 1941. Before the establishment of new China, engaged in foreign affairs, worked 40 years. Since 1965 has served as Ambassador in the three countries, Nepal, from the friendly in 1979 against the state in ancient Greece to the west of Vietnam. After retirement in 1983, Peking University as a part-time professor, after approval by the State Board of Education appointed supervisor of graduate students. Concentrate on the study of Chinese diplomatic history, from the Qing Dynasty, the Republic of China and new China era. Focus of diplomacy, Foreign Affairs College in Beijing University and opened the "Diplomacy" special class, taught in graduate school and wrote the "Theory and Practice of Diplomacy," a book. In addition to specializing in diplomatic history, but also research and compiled a local and foreign relations China's Tibet, has written books in this regard.