Chinese Vice Premier Liu Yandong (C) poses for a group photo with teachers and students at the Universidad del Caribe (Unicaribe) in Cancun, in the southeast Mexican state of Quintana Roo, Mexico, Aug. 7, 2016. A new Confucius Classroom was inaugurated here on Sunday by Chinese Vice Premier Liu Yandong as she paid a visit to the university. (Xinhua/Mauricio Collado)