Guangzhou is on the coast of the South China Sea and 182 kilometers away from Hong Kong, it is China's largest and most prosperous city in the south,an important seaport for foreign trade and a famous historical and cultural city over 2,000 years old. It hosts annual spring and autumn exports trade fairs. It has convenient land, water and air transport. International air routes link it to Bangkok, Manila, Singapore, Sidney and Melbourne. Daily flights, trains, ships and hovercraft go beween the city and Hong Kong. Guangzhou is located within the Tropic of Cancer and has no real winter. It grows three crops of rice a year and plenty of fruits. Flowers are in bloossm all the year round, so Guangzhou is called "the City of Flowers."