1August 1982 to1July 1984, worked as a technician in Shengli pit of tin mine in Yunxi old factory;
1July, 1984 to1June, 1986, 10 served as deputy pit leader of Shengli pit in Yunxi old tin mine;
1June 1986 to1June 1987, served as the deputy pit leader of Shengli pit in the old tin mine of Yunxi (presiding);
1987 10 to 1988 10 served as the deputy director of the tin mine enterprise management office of Yunxi Old Factory and the deputy director of the mine office (presided over the work);
1June 1988 to1June 1990, served as the director of the tin mine enterprise management office and the director of the Yunxi old factory mine office;
1990, 10 to 1995, deputy mine manager and member of the party Committee of Yunxi old tin mine;
1July, 1995 to1April, 1996, served as manager and member of the Party Committee of Yunxi Old Tin Mine;
1April, 1996 to September, 200 1 served as deputy manager and member of the standing Committee of the Party Committee of Yunnan Tin Industry Company (during this period:1February, 1997 to1August, 1999, he studied in the graduate class of enterprise management of School of Management and Economics of Kunming University of Science and Technology and obtained a master's degree);
From September 5438, 2006 to February 2004, he served as general manager, deputy secretary of the Party Committee and director of Yunnan Tin Industry Group Co., Ltd.;
From February 2004 to June 2005, he served as general manager, deputy secretary of the Party Committee and vice chairman of Yunnan Tin Industry Group Co., Ltd.;
From June 2005 to February 2006, he served as deputy secretary of the CPC Honghe State Committee, deputy governor and acting governor of the state people's government;
Since February 2006, he has served as deputy secretary of the CPC Honghe State Committee and governor of the state people's government.
Deputies to the 11th National People's Congress.