Cao Hongliang, a member of our group, successfully passed the thesis defense for Mater's Degree on May 25th, 2022. The title of the thesis is "1-bit coding metasurface time modulation technology for communication confrontation". After graduation, the student will go to Beijing Guowang Optical Technology Co., Ltd. to engage in R&D work. Wish him the best of luck and a bright future!