None of them are in china. They are in Taiwan and South Korea.
To be strictly accurate TSMC has exactly 2 fabs in China (Fab 10 & Fab 16). So it's not "none" in China, but very almost none.
alt Hacker News
To be strictly accurate TSMC has exactly 2 fabs in China (Fab 10 & Fab 16). So it's not "none" in China, but very almost none.