Hualong Hui Autonomous County, under the jurisdiction of Haidong City, Qinghai Province. Located in the east of Qinghai Province, Loess Plateau and Qinghai-Tibet Plateau transition zone, south of Haidong City. It is a multi-ethnic county mainly inhabited by the Hui nationality, with 12 ethnic groups including Hui, Han, Tibetan and Salah. The total area of Hualong Hui Autonomous County is 2,740 square kilometers. As of July 2020, Hualong Hui Autonomous County has 17 townships (including 6 towns, 7 townships and 4 Tibetan townships), two administrative committees, 362 administrative villages and 1,126 production cooperatives. According to the seventh census, as of midnight on November 1, 2020, the permanent population of Hualong Hui Autonomous County was 200,474. County people's government in Bayan Town.

Hualong Hui Autonomous County is located in the mountains and gullies on the north side of the Yellow River Valley. The terrain inclines from northwest to southeast. The Yellow River flows through the southwest and south of the county. Linping Road, Lehua Road, Asai Road, Zaha road, Pinga highway, Yanguan Road through the county. In April 2020, Hualong County was removed from the list of poverty-stricken counties.
In 2019, the GDP of Hualong Hui Autonomous County was 5.062.46 million yuan, the added value of the primary industry was 818.92 million yuan, the added value of the secondary industry was 20700.51 million yuan, the general public budget revenue was 128.87 million yuan, and the general public budget expenditure was 2727.50 million yuan.