Xishuangbanna, Sibsongbanna, or Sipsong Panna, shortened to Banna (full name: Tai Lü: ᦈᦹᧈᦈᦹᧈᦵᦋᦲᧁᧈᦘᦱᦉᦱᦺᦑ᧑᧒ᦗᧃᦓᦱ; Chinese: 西双版纳傣族自治州; Thai: สิบสองปันนา; Lao: ສິບສອງພັນນາ; Burmese: စစ်ဆောင်ပန်းနား) is a Tai Lü autonomous prefecture in the extreme south of Yunnan, China. The prefectural seat is Jinghong, the largest settlement in the area and one that straddles the Mekong, called the "Lancang River" in Chinese.[3]