Member of the 10th Chinese People's Political Consultative Conference, member of the 5th and 6th National Committees of China Association for Science and Technology, member of all-china youth federation, director of Chinese Mathematical Society, deputy editor of China Mathematical Abstracts, vice president of Ningxia University, adjunct professor and doctoral supervisor of Shanghai Jiaotong University, and editor-in-chief of Journal of Ningxia University (Natural Science Edition); Vice Chairman of Science and Technology Association of Ningxia Hui Autonomous Region; Chairman of Ningxia Mathematical Society; Chairman of Ningxia Mechanics Society; First-and second-level candidates for the national "Million Talents Project"; Member of Mathematics and Science Department of Science and Technology Committee of Ministry of Education.

The main research field is complex analysis and its application in elastic theory and fracture mechanics. 1997 won the DAAD-K.C.Wong Scholarship in Germany, and cooperated with Professor Berger of the Free University of Berlin, Germany, and obtained the doctorate; In 2002, he won the Royal Scholarship and went to Britain to cooperate with Professor Graham of Bath University. In 2007-2008, he won the National Scholarship for Senior Research Scholars and went to Harvard University in the United States to co-chair with Academician Z.G. Suo or as the main backbone in1991-1993.12,1999. During kloc-0/- 2004. 12, 2007. 1-2009. 12, five projects supported by the national natural science foundation were completed, and during the period from 2008.438+0 to 2009.438+02, 973 special projects were completed. He also presided over the completion of the teaching and research award fund project for outstanding young teachers in colleges and universities, the funding project for key teachers in colleges and universities, and the research start-up fund project for returned overseas students. At present, he is in charge of the national natural science foundation project "Method of (super) singular integral equation for contact mechanics of functionally graded materials" (2010.1-2012.10962008), which has been published in academic journals and conferences at home and abroad. Published a monograph in Germany and a postgraduate textbook "Integral Equation" in Science Press. Invited to Hong Kong (1992), Thailand (1995), USA (1997, 2007-2008), Canada (1997), Germany (1998).

1995 won the special government allowance of the state Council, 1997 won the "National May 1st Labor Medal", in 2000 won the title of "National Advanced Worker" in the State Council, and in 2003 won the "Achievement Award for Returned Overseas Students" from six ministries and commissions including the Central Organization Department.