1,1998 From September to July, 2002, I studied in the School of Mathematics and Computer Science of Ningxia Normal University, majoring in mathematics education.
2. From September 2002 to July 2008, I taught in Lijun Middle School, Yongning County, Ningxia.
3. From September 2008 to July 2009, I studied in the College of Ethnic Education of Shaanxi Normal University.
4. From September to 20, 200912, I studied for a master's degree in regional economics at the School of Economics of Lanzhou University.