China will forbid minors from gaming greater than three hours most weeks of the year, imposing their strictest controls but over leisure for teenagers in a blow to the world’s largest cellular gaming enviornment. Gaming platforms from Tencent Holdings Ltd. to NetEase Inc. can henceforth solely supply on-line gaming to minors from eight p.m. to 9 p.m. on Fridays, weekends and public holidays, state news company Xinhua reported, citing a discover by the National Press and Publication Administration. The new guidelines, which restrict teen enjoying time to a few hours most weeks of the year, is a significant step-up from…