Li Cangxiao (back), an erhu (urheen) teacher in the double degree program of the Bard College Conservatory of Music (BCOM) and its U.S.-China Music Institute, in partnership with the Central Conservatory of Music (CCOM) in Beijing, demonstrates erhu technique for a student, at Bard College in Annandale-on-Hudson, New York, the United States, March 12, 2019. (Xinhua/Zou Guangping)