Chinese President Xi Jinping (3rd R) meets with South African President Jacob Zuma (2nd L) in Fortaleza, Brazil, July 14, 2014. (Xinhua/Li Xueren)

Chinese President Xi Jinping (R, front) meets with South African President Jacob Zuma (L, front) in Fortaleza, Brazil, July 14, 2014. (Xinhua/Wang Ye)

Chinese President Xi Jinping (R) meets with Russian President Vladimir Putin in Fortaleza, Brazil, July 14, 2014. (Xinhua/Li Xueren)

Chinese President Xi Jinping meets with Russian President Vladimir Putin in Fortaleza, Brazil, July 14, 2014. (Xinhua/Li Xueren)

Chinese President Xi Jinping(R) meets with Indian Prime Minister Narendra Modi in Fortaleza, Brazil, July 14, 2014. (Xinhua/Li Xueren)

Chinese President Xi Jinping(1st R) meets with Indian Prime Minister Narendra Modi in Fortaleza, Brazil, July 14, 2014. (Xinhua/Li Xueren)