E-mail: yukaizhang@126.com. Kaizhang Yu is a post doctorate from China University of Geosciences (Wuhan). He has obtained PhD from China University of Geosciences (Wuhan) in 2021 (supervisor: Yongsheng Liu). His research interests include: (1) alkaline rocks which are relevant to the crust–mantle interaction and global carbon cycling; (2) magmatic processes of the granitoids; (3) application of in-situ analytical methods. Publications: three first-author papers were published in Journal of Petrology, Chemical Geology and Lithos, respectively.