80 kilometers. Dawan Town is located in the north of Yubei District, Chongqing, bordering Sichuan water in the north, Gulu and Tongjing in the south, Cizhu in the west and Sheng Da in the east, with an area of 1 17.7 square kilometers. Hekou Town belongs to Pei County, Xuzhou City, Jiangsu Province. It is located in the southwest of Pei County, with beautiful Weishan Lake in the east and Wanshan Fruit Base in Dasha River in the west. It is one of the key towns newly planned and constructed in cities and counties. According to the query map, the distance between the two places is 80 kilometers, and it takes 2 hours to drive from Dawan to Hekou Town.