Southwestern Mandarin
Southwestern Mandarin (), also known as Upper Yangtze Mandarin (), is a primary branch of Mandarin Chinese spoken in much of central and southwestern China, including in Sichuan, Yunnan, Chongqing, Guizhou, most parts of Hubei, the western part of Hunan, the northern part of Guangxi, and some southern parts of Shaanxi and Gansu.