Passengers show their tickets on the first train operating on Zhengzhou-Xuzhou high-speed railway, Sept. 10, 2016. China's high-speed railways now exceed 20,000 km in length with the opening of a line linking Zhengzhou in central China's Henan Province with Xuzhou in eastern Jiangsu Province on Sept. 10, 2016. The line connects the west with two major north-south lines, helping cut travel time between west and east in the country. (Xinhua/Li An)
A test train runs on Zhengzhou-Xuzhou high-speed railway, Sept. 6, 2016. China's high-speed railways now exceed 20,000 km in length with the opening of a line linking Zhengzhou in central China's Henan Province with Xuzhou in eastern Jiangsu Province on Sept. 10, 2016. The line connects the west with two major north-south lines, helping cut travel time between west and east in the country. (Xinhua/Li An)
A bullet train runs on Zhengzhou-Xi'an high-speed railway line near Sanmenxia, central China's Henan Province, Jan. 16, 2010. China's high-speed railways now exceed 20,000 km in length with the opening of a line linking Zhengzhou in central China's Henan Province with Xuzhou in eastern Jiangsu Province on Sept. 10, 2016. The line connects the west with two major north-south lines, helping cut travel time between west and east in the country. (Xinhua/Wang Song)
A bullet train leaves Zhengzhou East Railway Station in Zhengzhou, capital of central China's Henan Province, Sept. 1, 2016. China's high-speed railways now exceed 20,000 km in length with the opening of a line linking Zhengzhou in central China's Henan Province with Xuzhou in eastern Jiangsu Province on Sept. 10, 2016. The line connects the west with two major north-south lines, helping cut travel time between west and east in the country. (Xinhua/Li An)
Photo taken on Sept. 6, 2016 shows high-speed trains to be overhauled at a maintenance center in Zhengzhou, capital of central China's Henan Province. China's high-speed railways now exceed 20,000 km in length with the opening of a line linking Zhengzhou in central China's Henan Province with Xuzhou in eastern Jiangsu Province on Sept. 10, 2016. The line connects the west with two major north-south lines, helping cut travel time between west and east in the country. (Xinhua/Li An)
Photo taken on Sept. 6, 2016 shows high-speed trains to be overhauled at a maintenance center in Zhengzhou, capital of central China's Henan Province. China's high-speed railways now exceed 20,000 km in length with the opening of a line linking Zhengzhou in central China's Henan Province with Xuzhou in eastern Jiangsu Province on Sept. 10, 2016. The line connects the west with two major north-south lines, helping cut travel time between west and east in the country. (Xinhua/Li An)
A bullet train runs in Zhengzhou, capital of central China's Henan Province, Sept. 1, 2016. China's high-speed railways now exceed 20,000 km in length with the opening of a line linking Zhengzhou in central China's Henan Province with Xuzhou in eastern Jiangsu Province on Sept. 10, 2016. The line connects the west with two major north-south lines, helping cut travel time between west and east in the country. (Xinhua/Li An)
Photo taken on Sept. 6, 2016 shows high-speed trains to be overhauled at a maintenance center in Zhengzhou, capital of central China's Henan Province. China's high-speed railways now exceed 20,000 km in length with the opening of a line linking Zhengzhou in central China's Henan Province with Xuzhou in eastern Jiangsu Province on Sept. 10, 2016. The line connects the west with two major north-south lines, helping cut travel time between west and east in the country. (Xinhua/Li An)