Passengers use vending machines to buy tickets at railway station in Yangzhou, East China's Jiangsu province, Dec 15, 2016. [Photo/IC]

Website adds functions

New edition of 12306.cn incorporates four new services: checking if the trains are on schedule, start of tickets pre-sale period in all railway stations across the country, taxi hailing and other customer services.

Other services include VIP passenger reservation service, "Lost and Found", complaints on service quality and online purchase problems and directory of customer service call numbers.