Didi struggles with Hong Kong IPO challenges

Didi has begun informal discussions with the Hong Kong stock exchange about a public listing, according to two people familiar with the situation, as the Chinese ride-hailing leader tries to return home after its disastrous IPO in New York . Chinese regulators in effect crashed Didi's business in the days after its US debut last June, ordering its apps to be deleted from mobile-app stores and launching investigations into how it handles data. Didi's shares , which began trading at $14, are now worth $4.90, having lost more than $40bn in market value. A listing in Hong Kong is now…