The companies were instructed by regulators including the National Press and Publication Administration and the Cyberspace Administration of China to strictly abide by new restrictions on gaming time for minors and prohibit “harmful” game content, such as violence or portrayal of “sissy” men, Xinhua News Agency reported. Chinese regulators on Wednesday summoned gaming companies including Tencent Holdings and NetEase Inc. and urged them to protect the physical and mental health of children, state media reported. Chinese President Xi Jinping has called for a “national rejuvenation” with tighter Communist Party control of business, education, culture and religion. Regulators also warned companies...