Sources: TikTok's content policy was run until last year by a former Chinese government official who worked in China's Tehran embassy before joining in 2018 (Ryan McMorrow/Financial Times)

Ryan McMorrow / Financial Times:
Sources: TikTok's content policy was run until last year by a former Chinese government official who worked in China's Tehran embassy before joining in 2018  —  Cai Zheng was diplomat in China's embassy in Tehran before joining TikTok's owner ByteDance  —  A former Chinese government official …