Dingyuan County, Anhui Province
Dingyuan County covers 3,002 square kilometers in central Anhui, making it the largest county by area in Chuzhou prefecture. It holds 676,000 permanent residents — about a third fewer than its registered population of 977,000, a gap that reflects the steady outward pull of Hefei and Nanjing, both reachable within 30 minutes by high-speed rail. The county’s name dates to 524 AD, during the Liang dynasty, when Emperor Wu sent a general named Cao Shizong to recapture the territory from…