Li Genxi, male,1born in February, 1965, is from Zhiji Village, Wolongshan Town, Jiaxiang County, Shandong Province. 1984- 1994 studied in the department of chemistry of Nanjing university, majoring in polymer chemistry and analytical chemistry, and obtained bachelor's, master's and doctoral degrees respectively. In June 1994, he worked as a postdoctoral fellow in the Department of Biochemistry of our university, and in May 1996, he left the station to teach in the Department of Biochemistry.