People of Dong ethnic group serve meals during a "Helong Banquet" at an ancient Dong Village in Xiaoguan Dong Ethnic Township of Xuan'en County, central China's Hubei Province, July 9, 2016. "Helong Banquet," a banquet in which invited people gather to eat meals along a long table, is the highest etiquette for Dong people to serve guests. (Xinhua/Song Wen)