One of the eight groups of Mandarin and one of the largest, with over 200 million speakers in Sichuan, Chongqing, Yunnan, Guizhou and parts of Hubei, Hunan and Guangxi; the dialect of Wuhan belongs to it too. Its grammar is close to standard Mandarin, which is why
四川话 is easy for other Chinese to follow, unlike Cantonese.