1973.10-1977.04 Department of Mathematics, Sichuan University1977.05-19810.06 Teacher of Lantian Middle School, Tianzhu County, Guizhou Province196 Teacher, Deputy Director, Director, Vice President and Principal of Kaili No.1 Middle School 1998. 12—2000.05 Deputy Secretary and Director of the Party Group of Qiandongnan Education Bureau of Guizhou Province 2000.06—2002. 1 kloc-0/Party Secretary and Director of Qiandongnan Education Bureau of Guizhou Province 2002. From May 2005 to June 2007, the secretary served as the principal of Qiandongnan Ethnic Cadre Management School and Qiandongnan Ethnic Senior Middle School in Guizhou Province. From July 2007 to May 2008, he served as the Party Secretary of Qiandongnan Ethnic Teachers College in Guizhou Province and the Party Secretary of Qiandongnan Education Bureau in Guizhou Province.