Because Changsha is rich in commercial resources. For example, the Changsha Guojin Center, which was built by Wharf Group in Hong Kong with an investment of 2 billion yuan, is the largest contracted foreign capital utilization project in Hunan so far. Changsha is a national transportation hub, with Beijing-Guangzhou railway running through the north and south of the city and Shanghai-Kunming railway connecting east and west. Beijing-Guangzhou high-speed railway and Shanghai-Kunming high-speed railway meet at Changsha South Railway Station.