Ningnan County, belonging to Liangshan Prefecture, Sichuan Province, is located in the southeast of Liangshan Prefecture, bounded by the Jinsha River in the east, facing Qiaojia County, Yunnan Province across the water, adjacent to Huidong County in the south, bordering Dali City in the west, connecting Dechang County in the northwest corner, and Puge County and Butuo County in the north. It has jurisdiction over 13 towns with a total area of 1670.29 square kilometers. According to the data of the seventh population census, as of 0:00 on November 1, 2020, the permanent population of Ningnan County was 184293.

The establishment of Ningnan County began on January 1, the 20th year of the Republic of China (1931). It was named "Ningnan" because it was located in the south of the Ningshu (Reorganization Committee). It has been an important channel from Sichuan to Yunnan since ancient times. Located in the dry and hot valley area of Jinsha River, it has a typical subtropical monsoon climate, with rainy and hot seasons and pleasant climate. There are two 4A scenic spots in Ningnan, Jinzhong Mountain and Kaidi Lila.

In 2020, Ningnan County's GDP will reach 6.7 billion yuan, up 4.8%. In terms of industries: the added value of the primary industry was 2.39 billion yuan, up 5.2%; The added value of the secondary industry was 1.51 billion yuan, up 9.9%; The added value of the tertiary industry was 2.8 billion yuan, up 1.9%, and the tertiary industrial structure was 35.7:22.6:41.7.