Didi Plunges Below IPO Price as China Expands Crackdown (1)

Didi Global Inc. plunged Tuesday in U.S. trading as the ride-hailing company faced scrutiny over its data security and a broader Chinese crackdown on companies listing their shares abroad.

China’s State Council issued a sweepingwarning to China’s biggest companies, vowing to tighten oversight of data security and overseas listings. That announcement followed the opening of a security review by China’s internet regulator last week and a demand for app stores to remove Didi.

Didi’s American depositary shares fell 20% to $12.49, wiping out about $15 billion of market value and taking the stock below the $14 price from its ...