A train runs on the Shanghai-Kunming high-speed railway during a trial operation in Yiwu, east China's Zhejiang Province, Dec. 4, 2014. The Hangzhou-Nanchang high-speed railway connecting Hangzhou and Nanchang, capitals of east China's Zhejiang and Jiangxi provinces respectively, started operation on Dec. 10. The Hangzhou-Nanchang railway is part of the Shanghai-Kunming railway linking Shanghai Municipality in east China and Kunming, capital of southwest China's Yunnan Province. (Xinhua/Tan Jin)