4. Xiamen, Fujian Province

Xiamen, also known as Amoy, is a coastal city in southeastern China and the second largest city in Fujian province next to the capital Fuzhou. It covers a total area of 1,516 square meters. As one of the five earliest special economic zones, with heavy investment from Taiwan and Hong Kong, it has been a city growing in strength. It was recently named one of the most suitable city for living in China.