A train pulls out of the Tiantangwu tunnel along the Quzhou-Ningde Railway in east China's Zhejiang Province, Sept. 27, 2020. The Quzhou-Ningde Railway, which links Quzhou in east China's Zhejiang and Ningde in southeast China's Fujian, began its operation on Sunday. The railway spans 379 kilometers with a designed speed of 160 kilometers per hour. (Xinhua/Xing Guangli)