Professor Kaihui Liu, Peking University Time：2021.10.07 3:30pm-5:30pm Location：Physical Building A313

Professor Hongbo Li, Beijing Institute of Technology Time：2021.05.17 下午4:00pm-6:00pm LOcation：Physical Building A311

Professor Yu Zhou,Central South University Time： 2019.11.26 10:00am-12:00am LOcation：Physical Building A313

Time：2019.10.12-10.14 Location：Jinming Campus, Henan University, Kaifeng, China Organizers：School of Physics and Electronics, Henan University