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Travel between Wuhan,capital of central China's Hubei Province,and Guangzhou,capital of Guangdong Province in south China,used to take 10 hours.But now,the 1,000-km journey can be made in three hours.When factoring in time spent getting to the airport and then waiting to board the aircraft,travel time between the two cities by air or rail is roughly the same.But the cost effectiveness of train travel trumps air utansportation,luring a considerable number of people to stay grounded when traveling.