Hongze Lake Wetland Park, a national AAAA-level tourist attraction and ten ecological leisure bases in China, is located in the scientific experimental area of Hongze Lake Wetland National Nature Reserve in Sihong, Jiangsu Province. Hongze Lake Wetland Scenic Area is located in Sihong County on the northwest Bank of Hongze Lake, one of the five largest freshwater lakes in China, with a total area of about 10,000 mu. It is a large freshwater wetland scenic area in Jiangsu Province. The air quality in the scenic area is good. The negative oxygen ion content is 20-50,000 per cubic centimeter. The water quality is the second category of the country. It is the water source of the East Route Project of the South-to-North Water Transfer Project in China. It has 67 species of freshwater fish, 50,000 jin, 194 species of birds, 100,000 species of aquatic plants and 300 species of 6,000 mu. 36 scenic spots with wetland elements as the theme have been built. It is a representative eco-tourism scenic area.