From February 1975 to February 1978, he cut off in Zichang County, Shaanxi; from February 1982 to September 1985, he taught at Qingyang Normal College in Gansu; from June 1987 to 1994, he taught at Lanzhou University; -In 2014, he worked at the Institute of Rural Development of the Chinese Academy of Social Sciences as a researcher, and is currently the director of the Macroeconomics Department. ...