Chinese and South African technicians work inside of a locomotive to be assembled at the Transnet Engineering Koedoespoort Plant in Pretoria, South Africa, on July 27, 2017. In the past five years, China and African nations have deepened political mutual trust, mutual assistance in development and mutual learning in visions, and made concerted efforts in building the Belt and Road and a closer China-Africa community with a shared future. (Xinhua/Zhai Jianlan)