Categories Articles Jack Ma, the billionaire co-founder of Alibaba who disappeared from public life in 2020, has taken up a teaching role in Japan Post author By crystalg Post date May 1, 2023 Business Insider Business Insider Tags 'Taken, 2020, Alibaba, Billionaire, CoFounder, disappeared, from, Jack, Japan, Life, public, Role, Teaching ← 2 Rotten Stocks to Sell Now Before They Spoil More → Las mejores razas de gatos hipoalergĂ©nicos: Los 5 gatitos más recomendados por expertos