BELGRADE, June 19, 2016 (Xinhua) -- Chinese President Xi Jinping (C), accompanied by Serbian President Tomislav Nikolic and Serbian Prime Minister Aleksandar Vucic, talks with workers at the dining hall of a steel mill in Smederevo, Serbia, June 19, 2016. Xi paid a visit on Sunday to Serbia's sole steel mill, which was acquired by China's HeSteel Group in April. (Xinhua/Ma Zhancheng)
