Chinese President Xi Jinping (2nd L, front), accompanied by Brazilian Senate President Renan Calheiros (2nd R, front) and President of the Chamber of Deputies Henrique Eduardo Alves (1st L, front), visits a photo exhibition on Sino-Brazilian relationship in Brasilia, Brazil, July 16, 2014. (Xinhua/Lan Hongguang)

Chinese President Xi Jinping, accompanied by Brazilian Senate President Renan Calheiros (3rd L, front) and President of the Chamber of Deputies Henrique Eduardo Alves (1st L), visits a photo exhibition on Sino-Brazilian relationship in Brasilia, Brazil, July 16, 2014. (Xinhua/Lan Hongguang)