Pei County, abbreviated as "Pei", named after the ancient "Pei Ze", under the jurisdiction of Xuzhou City, Jiangsu Province, is located in the northwestern part of Xuzhou City, at the junction of the two provinces of Suzhou and Lu, east of Weishan Lake, west of Fengxian County, south of Tongshan Mountain District, and north of Yutai County, Shandong Province, at the southeast edge of the North China Plain and the northwestern part of the Huaihai Economic Zone. The southeast edge of the North China Plain and the northwestern part of the Huaihai Economic Zone. With a total area of 1,806 square kilometers, as of the end of 2022, Pei County has a household population of 1,266,700 and a resident population of 1,026,700. Pei County is a city of lakeshore and green city, with 62 kilometers of lake shoreline and 400 square kilometers of lake surface, less than 5 kilometers east of Pei City from the largest freshwater lake in northern China, Weishan Lake. Pei County has a long history and rich resources, and is the main coal producing area in Jiangsu Province and East China, with 2.4 billion tons of proven coal reserves and an annual output of 12 million tons of raw coal, accounting for 70% of the province. Pei County is one of the first national civilized counties and national advanced county for scientific and technological progress. It has been honored as one of the top 100 counties in China, one of the top 100 industrial counties in China, a national garden county, a pilot county for the National Intellectual Property Rights Project, and China's best ecotourism county. In 2019, Pei County ranked 32nd in the national county economy and comprehensive development of counties, 65th in the top 100 counties and cities of comprehensive strength, 57th in the top 100 counties and cities of national scientific and technological innovation, and 44th in the top 100 economic competitiveness.On July 29, 2020, Pei County was selected to be named on the list of national hygienic townships (county towns) in the cycle of 2017-2019.In August, 2020, Pei County was awarded the 2019 In August 2020, Pei County was awarded the title of Provincial Demonstration County of "Four Good Rural Roads"; in December 2020, it was selected as one of the Top 100 Comprehensive Competitiveness of National County Economies. In 2022, Pei County will realize a gross regional product of 101.223 billion yuan.