American middle school students perform Chinese fan dance during a show celebrating the Chinese New Year with 15 local Public Schools in Washington D.C., the United States, on Feb. 9, 2018.(Xinhua/Yang Chenglin)

American middle school students display traditional Chinese costumes during a show celebrating the Chinese New Year with 15 local Public Schools in Washington D.C., the United States, on Feb. 9, 2018. (Xinhua/Yang Chenglin)