1986.7，毕业于广州中山大学数学系本科获学士学位，1986.9-1989.4，于广州中山大学数学系基础数学专业获硕士学位。1989.4-1992.3，于哈尔滨工业大学数学系获理学博士学位

1992.4 至今于广州中山大学数学系任教。

目前承担国家自然科学基金（10871213）：相容局部凸拓扑下的可逼近性质（主持）（2009-2011）。国家自然科学基金（11571378）：Banach格的张量积的几何性质（主持）（2016-2019）。

已在国内外的数学刊物 Complexity, J. Math. Anal. Appl.，Fixed Point Theory Appl.，

Bull. Austral. Math. Soc.，Comput. Math. Appl., Appl. Math. Lett., Taiwanese J. Math.等发表论文90多篇 Iqbal, Muhammad; Li, Yongjin; Shah, Kamal; Khan, Rahmat Ali; Application of Topological Degree Method for Solutions of Coupled Systems of Multipoints Boundary Value Problems of Fractional Order Hybrid Differential Equations. Complexity 2017, Art. ID 7676814, 9 pp. 34 (26)




Zada, Akbar; Faisal, Shah; Li, Yongjin; Hyers-Ulam-Rassias stability of non-linear delay differential equations. J. Nonlinear Sci. Appl. 10 (2017), no. 2, 504–510. 3



Li, Yongjin; Bu, Qingying; Grothendieck property for the symmetric projective tensor product. J. Math. Study 49 (2016), no. 4, 429–432.



Zada, Akbar; Faisal, Shah; Li, Yongjin; On the Hyers-Ulam stability of first-order impulsive delay differential equations. J. Funct. Spaces 2016, Art. ID 8164978, 6 pp.



Huang, Jinghao; Li, Yongjin, Hyers-Ulam stability of delay differential equations of first order. Math. Nachr. 289 (2016), no. 1, 60–66.



Bu, Qingying; Buskes, Gerard; Li, Yongjin, Abstract M- and abstract L-spaces of polynomials on Banach lattices. Proc. Edinb. Math. Soc. (2) 58 (2015), no. 3, 617–629.



Huang, Jinghao; Jung, Soon-Mo; Li, Yongjin, On Hyers-Ulam stability of nonlinear differential equations. Bull. Korean Math. Soc. 52 (2015), no. 2, 685–697.



Huang, Jinghao; Li, Yongjin, Hyers-Ulam stability of linear functional differential equations. J. Math. Anal. Appl. 426 (2015), no. 2, 1192–1200.



Huang, Jinghao; Alqifiary, Qusuay H.; Li, Yongjin, Superstability of differential equations with

boundary conditions. Electron. J. Differential Equations 2014, No. 215, 8 pp.