1965 to 1970 studied in Tsinghua University-department of electrical engineering-electrical machinery and electrical appliances-electrical machinery professional class. 1979.9 ~1981.12 studied in the department of automatic control of Beijing university of technology and obtained a master's degree in engineering. 1970.3~ 1979.8 worked in Workshop 7, No.8 Branch of Inner Mongolia Second Machinery Factory, worked as an electrician in the electrician maintenance class for four years, and then worked as an electrical machining technician for five years, and participated in the circuit design and manufacture of CNC wire cutting machine tools. 1982~ 1994 used to be a teacher in the computer department of Xi University of Technology, 1994~ now she is a teacher in the School of Telecommunications of Xi University of Technology. He used to be the head of the computer department and the head of the electronics department. Now he is a professor, and his main research direction is modern signal processing.