China's President Xi Jinping speaks during a Forum on China-Africa Cooperation in Sandton, Johannesburg, December 4, 2015. REUTERS/Siphiwe Sibeko

China’s President Xi Jinping speaks during a Forum on China-Africa Cooperation in Sandton, Johannesburg, December 4, 2015. REUTERS/Siphiwe Sibeko

China's President Xi Jinping speaks during a Forum on China-Africa Cooperation in Sandton, Johannesburg, December 4, 2015. REUTERS/Siphiwe Sibeko

July 28, 2016 12:04 PM (UTC+8)