this template mostly comes from Jiayi Weng, Trinkle23897. His github repo is https://github.com/Trinkle23897/THU-Beamer-Theme.
Thank you very much Trinkle!
Two color theme fdu_red and fdu_blue, choose your preference main document and switch in the menu
My github repo https://github.com/milanmarks/FDU-Beamer-Theme
a fdu logo background: adapted from sonnyhcl/beamerthemefduhttps://github.com/sonnyhcl/beamerthemefdu