1982 1 month Graduated from Sichuan University, majoring in semiconductor physics. In the same year, he was assigned to Chongqing University to engage in scientific research and teaching. He is studying for master's and doctor's degrees on the job. 1998- 1999 was a visiting professor at the University of California, Tabarra. From June 2003 to October 2003, he was a visiting professor at chemnitz University. In 2004, he was hired by the German Ministry of Education as an honorary professor at chemnitz University in Germany and an honorary professor at the Institute of Reliability and Microsystems of Hof Institute of Engineering in Flawn, Germany. Enjoy government stickers; At present, he is the vice president of the Institute of Mechanical and Optoelectronic Systems and Equipment of Chongqing University, the deputy director of the Key Laboratory of Optoelectronic Technology and Systems of the Ministry of Education, the director of the Microsystems Technology Research Center of Chongqing University and the Micro/Nanometer Electromechanical Engineering Technology Research Center of Chongqing, an expert of the micron/nanotechnology professional group, a member of the Academic Committee of the State Key Laboratory of Analog Integrated Circuits and a member of the Academic Committee of the State Key Laboratory of Micro/Nanometer Technology of Peking University. Member of Academic Committee of Key Laboratory of Instrumentation Science and Dynamic Testing, Ministry of Education, North China University of Science and Technology, member of Chongqing MEMS Expert Committee, executive director of China Micro-Nano Technology Society, director of Sensor Branch of China Instrumentation Society, deputy director of editorial board of Sensor Technology magazine, and editorial board of academic journals such as Sensors and Microsystems and Microelectronics. And reviewers of SensorsandactuatorsA SA sa, etc.