> “Everyone there is utterly miserable, and life is too short,” the source said. “During my first year before the pandemic hit, I can count possibly four or five weekends during the year where I did not work.”

Just typical Mainland China company, checking HQ location should be enough to make the right decision.

Addition (from reply below):

"It's a very cultural thing, partially a work culture rooted in factory-style production instead of innovation, quality, and mastery, partially a status thing, a symbol of control and "ownership" over the workforce. Welcome to China."