Guangnan County (simplified Chinese: 广南县; traditional Chinese: 廣南縣; pinyin: Guǎngnán Xiàn) is located in Wenshan Zhuang and Miao Autonomous Prefecture, Yunnan province, China. The seat of Guangnan, known today as Liancheng (莲城镇), was the heart of the Gouding Kingdom (句町) that lasted approximately 400 years, from 111 BC to 316 AD.