Introduction to Hengshan: Hengshan County, Hengyang City, Hunan Province, in the middle and north of Hengyang City, the middle reaches of Xiangjiang River, named after Nanyue Hengshan, is part of the Hengyang Southwest Cloud Metropolitan Area. Hengshan County is in. Hengshan County consists of 8 towns, 9 townships, 934 square kilometers, and 442,538 people (2013). In 2013, Hengshan County achieved a total production value of 1,073.098 million yuan, which was calculated at comparable prices, an increase of 9.6% over the previous year.