18.0 km. According to the query map, Dayang Town of Hefei is located in Luyang District, Hefei City, Anhui Province, and Vanke Park in Beicheng City is located in the southwest corner of the intersection of Fuyang North Road and Quanhe Road in Changfeng County, Hefei City, Anhui Province. The distance between the two places is18.0km, and the driving time is 32 minutes, passing through Hewa Road and Mengcheng North Road.