Chinese vice premier Liu Yandong delivers a speech during her visit in the Confucius Institute at the Sao Paulo State University in Sao Paulo, Brazil, Aug. 3, 2016. (Xinhua/Han Yan)
Chinese vice premier Liu Yandong delivers a speech during her visit in the Confucius Institute at the Sao Paulo State University in Sao Paulo, Brazil, Aug. 3, 2016. (Xinhua/Han Yan)