Didi Chuxing made headlines last year for buying ... Since then, the country's homegrown ride-hailing giant and its leaders -- Wei, CEO, and Liu, president -- have been on a tear: a $5.5 billion ...

With Didi Chuxing, the ride-sharing, taxi-hailing startup she leads alongside Cheng Wei—its name means “Beep ... Cook is the CEO of Apple, which has a seat on Didi’s board ...