字节跳动内容质量中心“掌门人”、今日头条副总编辑李彤宣布离职，此前已退居二线

Core Insights - Li Tong, the head of ByteDance's Content Quality Center (CQC), has announced his departure after overseeing content review for nearly 50 products [3][4] - The CQC is responsible for maintaining content quality and user experience across ByteDance's platforms, with operations in major cities like Beijing, Shanghai, and Chengdu [3] - Li Tong has a background of over 10 years at Sina, where he managed content safety and compliance, before joining ByteDance in 2014 [3] Group 1 - The CQC department has two main functions: content review bases located in various cities and data annotation for AI products [3] - Li Tong's role as a vice president at Toutiao focused on content safety and quality, although he transitioned to a consultant role about a year ago [4] - The current head of the CQC is Wang Hu, who has taken over Li Tong's responsibilities [4]