One of the top businesswomen in China, who’s called China’s ‘iron lady’ and says she’s never taken a day of vacation, hinted at making a 22-year-old intern her successor

Chairwoman of Gree Electric Dong Mingzhu speaks throughout a session at the Boao Online Forum for Asia Yearly Conference 2018 on April 9, 2018 in Boao, China. Visual China Group by means of Getty Images .Dong Mingzhu, referred to as China'' s ” iron girl, ” stated she ' s training an intern to end…