Video PlayerClose

Photo taken on July 27, 2017 shows two Chinese locomotives to be assembled at the Transnet Engineering Koedoespoort Plant in Pretoria, South Africa. (Xinhua/Zhai Jianlan)

Photo taken on July 27, 2017 shows two Chinese locomotives to be assembled at the Transnet Engineering Koedoespoort Plant in Pretoria, South Africa. (Xinhua/Zhai Jianlan)