Suzhou is located in the east of China, the southeast of Jiangsu and the middle of the Yangtze River Delta. It is an important part of the Yangtze River urban agglomeration, bordering Shanghai in the east, Zhejiang in the south, Taihu Lake in the west and the Yangtze River in the north. At the same time, Suzhou is one of the first national historical and cultural cities with a history of nearly 2,500 years. It is one of the important birthplaces of Wu culture and has the reputation of "paradise on earth". Representatives of private gardens in China-Suzhou Classical Garden and Suzhou Section of China Grand Canal are listed as World Cultural Heritage by UNESCO.