He was Director of the Center for Research on Bamboo and Silk Manuscripts in the School of Archaeology and Museology at Peking University during 2000–2002, chaired the Department of Asian and Middle Eastern Languages and Literatures at Dartmouth College in 2014, held the directorship of The Dartmouth Institute for Calligraphy and Manuscript Culture in China since 2014, and served as Associate Dean for Disciplinary Development, Academic Research, and Internationalization of the School of Humanities at Southwest Jiaotong University from 2017 to 2020.
In 2012, Xing published a series of articles in China's foremost national newspaper Guangming Daily to argue that the so-called Warring States period (475-221 B.C.)
[7] Liu Shaogang 劉紹剛, research fellow of the Chinese Academy of Cultural Heritage, also challenged Xing's approach of calligraphic examination.
[8] In 2016, Xing published several articles in Guangming Daily again to challenge the authenticity of the bamboo-slip version of the Laozi, i.e., the Tao Te Ching, collected by Peking University.
[10] Chinese professors Li Kai 李開 and Yao Xiaoou 姚小鷗 and Western scholars Christopher Foster and Thies Staack all challenged Xing's argument from various perspectives.