Just gonna post these bits here for people who don't want to read the article
limitations already were in place
Previously, China had limited the length of time under-18s could play video games to 1.5 hours on any day and three hours on holidays under 2019 rules.
now they're even stricter
They limit under-18s to playing for one hour a day - 8 p.m. to 9 p.m. - on only Fridays, Saturdays and Sundays, according to the Xinhua state news agency. They can also play for an hour, at the same time, on public holidays.