Dear Colleagues, I would like you to join me in welcoming Tong Xiangqing 仝相卿 txq1627@126.com to the listserv. He introduces himself as follows: I am a first-year PhD student at Huazhong University of science & Technology, Wuhan City, Hubei Province, P.R. China. My supervisor is Professor Luo Jiaxiang. I am interested in the relationship between China and South-east Asia in 9-13 century and intellectual history in Song Dynasty, Yours truly, Michael