(BUTTON) More How to book and travel by high-speed train around China China holidays How to book and travel by high-speed train around China China’s rail network is a fast-paced wonder that makes exploring this -- * Share via Email A high-speed train runs through the city of Urumqi, China. [ ] Rail easy … a high-speed train runs through the city of Urumqi. Photograph: Alamy -- heralds what has been called the largest human migration in the world, with millions of people making journeys home for the holidays. China’s growing high-speed rail network – which is the longest in the world, too – carries a significant transport burden, with almost 60% of the population using it over a three-week-plus period. It’s not just locals who can take advantage of the vastly improved journey times that the network offers: tourists too can use high-speed trains to visit more of China – and a whole lot faster. Many high-speed rail journeys are, ultimately, quicker than flying. A train running on the Kaili section of Shanghai-Kunming high-speed railway in south-west China. Facebook Twitter Pinterest A train on the Kaili section of Shanghai-Kunming high-speed railway. International visitors can use the Ctrip website to book their rail tickets in China. Photograph: Alamy -- get booked up quickly so it pays to be organised. Daytime high-speed trains have first- and second-class seats; some have business class. Second-class seats are cheapest but still spacious and comfortable. Prices vary: one-way second-class from Shanghai to Beijing costs 553 RMB (£65) for the 819-mile journey, while the Beijing to Kunming service, currently the world’s longest high-speed rail route, costs around £130, second-class. China’s high-speed trains are generally divided into two types: G trains, which run at 186 mph (300km/h) and upwards, and D trains, which run at 155-186 mph -- Photograph: Alamy This service, on China’s most westerly high-speed line, takes 11 hours and 31 minutes to connect Lanzhou, capital of Gansu province, with Ürümqi, capital of Xinjiang Uygur autonomous region. Essentially the -- route, including Zhangye, home of the Danxia mountains, and Jiayuguan, where the Great Wall ends. At points, the track reaches an altitude of 3,607 metres, making it the highest high-speed rail track in the world, while the train also stops at the oasis town of Turpan, geographically China’s lowest point at 154 metres below sea level. -- Suzhou. Photograph: tupianlingang/Getty Images Not all high-speed rail journeys have to be long: the network is useful for making day trips from China’s major cities. This train whisks you from Shanghai’s skyscrapers to the canals and gardens of Suzhou in 25