It fucks over the minorities living in rural China.
It screws over everyone in China not living on the coast, since the one-true-time for China is Beijing time.
Somehow this calls to mind why Detroit is in the Eastern timezone, because the companies there wanted to be in step with the one-true-time of New York City.
http://nighttraintodetroit.com/2017/07/28/why-is-michigan-on...
I think China has that. Why not do it world wide? The math would be much easier.
Also let’s get a 10 hour day with 10 minute hours. Ideally I would have a 100 day year but the sun probably won’t cooperate.