Liangdang County
Liangdang County () is a county under the administration of Longnan City, in the southeast of Gansu Province of China. It has a land area of , and a population of 50,000 in 2004. The postal code is 742400. The county seat is located in Chengguan Town. In 2017 it was the poorest county in Gansu. Liangdang is best known in China for the April 1932 Liangdang Uprising, launched by Xi Zhongxun. Administrative divisions. Liangdang County is divided to 6 towns and 6 townships. -Towns are upgraded from Township.