195 1- 1953 graduated from the Chinese Department of Central University for Nationalities, majoring in Tibetan language and literature.
1953.9- 1992 assistant professor (1953)/ associate professor (1978)/ professor (1985)/ retired.
1992-2004 Chairman of Academic Committee of China Institute of Tibetan Studies, Sichuan University.
Adjunct Professor of Tsinghua University College of Humanities and Social Sciences
Adjunct Professor of Philosophy Department of Peking University
Visiting Professor, Buddhist Research Center, University of Hong Kong
2004-present Honorary Dean/Doctoral Supervisor of Institute of Tibetan Studies, Central University for Nationalities.
20 15 12 17 night 18, died in Beijing at the age of 87.