On July 26th, our group held a farewell ceremony for Professor Xiaojun Ma’s retirement. During the ceremony, group members paid respects and sent best wishes to Prof. Ma. Prof. Yongjin Zhou presented souvenirs with special gifts to Prof. Ma. Congratulations to Prof. Ma on his glorious scientific career and best wishes to him. (Text by Linfeng Xie and image by Yunxia Li)

 中文版