/kloc-0 taught at Chang 'an University from March 1990 to August 1999, and studied for a master's degree at Wuhan Technical University of Surveying and Mapping from September 1987 to March 1990.

1From September 1996 to February 2000, 65,438 people studied for doctoral degrees in Wuhan University.

65438+ Director of Basic Geographic Information Center of Shaanxi Bureau of Surveying and Mapping1August 1998 to March 2005,

From June 5438 to June 2005 10, he served as a member of the party group and deputy director of Shaanxi Provincial Bureau of Surveying and Mapping.

2065438+Since May 2005, he has served as party secretary (director level) and vice president of Chongqing Surveying and Mapping Institute of the State Bureau of Surveying and Mapping Geographic Information.