A group of men who operated a self-proclaimed internet addiction treatment facility in southeastern China have been sentenced to prison, after being found guilty of locking children in solitary isolation for up to 10 days. "I was being watched all the time," one former student, surnamed Xuan, told the Global Times in 2017. The Chinese government has taken a range of measures in recent years to crack down on internet addiction. In November, Beijing announced a curfew for people under the 18 to stop them playing online video late into the night. Minors in China are banned from playing online video games between 10 p.m. and 8 a.m..