Hekou Yao Autonomous County
The Hekou Yao Autonomous County () is an autonomous county in the southern part of the Yunnan province of China. It is part of the Honghe Hani and Yi Autonomous Prefecture and borders the northern Vietnamese city of Lào Cai. It was apparently known as Zhongcheng () during the Tang dynasty. Administrative divisions At present, Hekou Yao Autonomous County has 2 towns, 3 townships and 1 ethnic township. 2 towns Hekou () Nanxi () 3 townships Laofanzhai () Yaoshan () Lianhuatan () 1 ethnic township Qiaotou Miao and Zhuang Ethnic Township () Ethnic groups The Hekou County Gazetteer (1994) lists the following ethnic groups. Yao Hongtou Yao 红头谣 (autonyms: Mian 棉, Meng 孟, Dongban Heiyou 洞斑黑尤, meaning "Yao person") Landian Yao 兰綻瑶 (autonyms: Xiu 秀, Xiumen 秀门, Men 门, Houmen 喉闷) White Yao 白线瑶 (autonyms: Heiyou Meng 黑尤蒙, Gengmen 耿闷, Jingdi Men 敬底闷, meaning Mountain Top Yao person 山上瑶人 Sha Yao 沙瑶 (autonyms: Heiyou Meng 黑尤蒙, Gengwan Men 耿晚闷, meaning Mountain Bottom Yao person 山底瑶人 Zhuang Miao Yi Dai Buyi Han Climate Industrial Park Hekou Border Economic Cooperation Zone First established in 1992, Hekou Border Economic Cooperation Zone is a border zone approved by State Council in China to promote