Yes. I've identified some dishes, but many use titles that are so vague as to be useless. I mean "Chile Oil' is made everywhere.
Guangxi has more ethnic minorities than any other, yet only one is shown. There are 30 in Liuzhou alone.
Miao and Hmong are not synonymous. Hmong is a subgroup of the Miao.
I would just add that nearly all of that map is "Within the Great Wall" in China's terms.
P.S, Obviously, I'm not interested in anything with c@rn in it!