Suining County is under the jurisdiction of Xuzhou City, Jiangsu Province. Located in the northwest of Jiangsu Province and the southeast of Xuzhou City, it is an important part of Xuzhou's "one city and two wings". The northwest and east are respectively connected with Tongshan District of Xuzhou City, Sucheng District and Suyu District of Suqian City, the north is adjacent to Pizhou City, and the south and west are respectively connected with Sixian County and Lingbi County of Anhui Province. Suining County has two provincial development zones: Jiangsu Suining Economic Development Zone and Xuzhou Airport Economic Development Zone; Four major industrial parks: Ningjiang Industrial Park, Bali Metal Electromechanical Industrial Park, Modern Agricultural Demonstration Zone and Taolan Chemical Park. The area is 1769 square kilometers. According to the data of the seventh census, the permanent population of Suining County is 1088553 as of 0:00 on November 1, 2020.

Suining County, whose name is derived from Suishui County of the water system, which means "Suishui Peace". There are many tourist attractions such as Shuiyue Temple, Baitanghe Wetland Park, Fangwan Wetland Park, Suining Park, Kunshan Scenic Spot, etc. Xuzhou Guanyin International Airport is located in Guanyin Town, Suining County. The Xuyan high-speed railway passes through Suining and has two high-speed railway stations: Suining Station and Guanyin Airport Station, which will bring Suining County into the era of high-speed railway. In 2021, Suining County ranked 70th among the top 100 counties and cities with investment potential and 82nd among the top 100 counties and cities with scientific and technological innovation. On January 22, 2020, it was named the National Garden County by the Ministry of Housing and Urban-Rural Development. In 2021 and 2022, Suining County was selected as one of China's top 100 counties for high-quality development of county economy for two consecutive years. In 2022, Suining ranked 42nd among the top 100 "digital villages" in China.

In 2021, Suining County's GDP will reach 68 billion yuan, up 3% year on year; The general public budget revenue reached 4.269 billion yuan, both of which ranked among the top 100 counties in the country. Industrial taxable sales revenue reached 42.59 billion yuan, and 238 industrial enterprises above the designated size were added in total; The total retail sales of social consumer goods reached 53.38 billion yuan, ranking the first in the city, and the e-commerce trading volume reached 46 billion yuan, up 199% in five years; Five towns have been among the top 1000 in China for three consecutive years.