Two days ago (December 22, 2012) a high speed train with a media contingent left Beijing West Rail Station bound for Guangzhou, 2298km away. This is the latest section of China's high speed rail netweek and the longest high speed rail route in the world, with trains travelling at an average of 300 km/hour. The first official passenger train left yesterday (23rd).
www.bbc.co.uk/news/world-asia-china-20829930
This route travels inland, crossing the Yangzi river at Wuhan. The southern section from Wuhan to Gaungzhou (near Hongkong) was put into operation several months ago.
This will be the second north-south route. The other route, runs from Beijing to Nanjing, then to Shanghai. At Shanghai you change to another high speed train running south to Ningbo, Wenzhou, Fuzhou and Xiamen. The last section (Xiamen to Shenzhen) will come into operation mid-2013.
In China, the first high-speed rail route came into operation in 2007 and has already expanded to approximately 13,000 km of track enabling you to travel from the far north of China (near the Russian border) down to the South. (not far from Vietnam). It is planned to have 23,000 km of track in operation by 2020.
More detail at www.globaltimes.cn/content/751691.shtml