Passengers line up to buy train tickets at ticket offices of Nanjing Railway Station, in Nanjing, capital of east China's Jiangsu province, January 10, 2010. The station began to sell the first batch of train tickets for the Spring Festival travel period on the day. The National Development and Reform Commission has predicted the nation's railway network will carry 210 million passengers during the Spring Festival travel period, which lasts from January 30 to March 10. [Xinhua]