Not to be confused with Xi'an, the capital of Shaanxi, about 600 km (370 mi) to the northwestShiyan (Chinese: 十堰; pinyin: Shíyàn) is a prefecture-level city in northwestern Hubei province, People's Republic of China, bordering Henan to the northeast, Chongqing to the southwest, and Shaanxi to the north and west. At the 2010 census, its population was 3,340,841 of whom 767,920 lived in the built-up (or metro) area ade of Maojian and Zhangwan urban districts on 1,193 km2.