Zhang Yiming, who helped found TikTok’s parent company, the Chinese internet conglomerate ByteDance, and turned it into a globe-straddling giant, will step down as chief executive at the end of the year to focus on long-term strategy, he wrote in a letter to employees dated Wednesday.ByteDance’s co-founder and head of human resources, Liang Rubo, will take the reins as chief executive.“After handing over my role as C.E.O., and removing myself from the responsibilities of daily management, I will have the space to explore long-term strategies, organizational culture and social responsibility, with a more objective …
