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The ISO 3166-1 alpha-2 code for Switzerland is "CH", as sibling poster commented from Confederation Helvetique or something like that. China is "CN". https://e
by arthurcolle 6y ago
The ISO 3166-1 alpha-2 code for Switzerland is "CH", as sibling poster commented from Confederation Helvetique or something like that. China is "CN".
https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2 https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2