The first freight train of China Railway Express from the city of Shenzhen to European countries departs from Yantian Port in Shenzhen, South China's Guangdong province, May 22, 2017. Freight train X8428, with a total travelling length of 9,900 kilometers and bound for Minsk of Belarus, departed from Shenzhen's Yantian Port on Monday, marking the opening of a new Sino-European freight train route. [Photo/Xinhua]