Siachen County, belonging to Suzhou City, Anhui Province, is located in the northeast of Anhui Province, neighboring Sihong County, Jiangsu Province in the east, Lingbi County in the west, Wuhe County and Guzhen County in the south, and Suining County and Suqian City, Jiangsu Province in the north to the northeast, with a total area of 1,857 square kilometers. As of October 2022, Siachen County has 3 streets and 15 towns under its jurisdiction. As of the end of 2022, Siacian had a resident population of 752,000 people. Siachen County, known as Hongxian and Sizhou in ancient times, has a long history and was founded as early as the Xia Dynasty, and was originally the seat of Sizhou Prefecture, known as Hongxiang and Sizhou in ancient times. In the country and the province has a unique world heritage site of the Sui and Tang Dynasty Grand Canal "only" living site, the first batch of national intangible cultural heritage Sizhou opera, China's yam township, Shilong Lake National Wetland Park, China's drug shoes, the Northeast Anhui Revolutionary Bases, "six major business cards ". In 2022, Surabaya County realized a gross domestic product (GDP) of 29.324 billion yuan, divided into industries, the primary industry added value of 6.742 billion yuan, the secondary industry added value of 8.104 billion yuan, the tertiary industry added value of 14.478 billion yuan. The ratio of the three industries is 23.0:27.6:49.4. The per capita GDP is 38,865 yuan.