Sichuanese dialects
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Sichuanese or Szechwanese, also called Sichuanese/Szechwanese Mandarin, is a branch of Southwestern Mandarin spoken mainly in Sichuan and Chongqing, which was part of Sichuan Province until 1997, and the adjacent regions of their neighboring... Wikipedia
ISO 639-3: (a proposal to use scm was rejected in 2018)
Native to: China