China’s Internet Regulator Reviewing Cybersecurity of Ride-Hailing Business Didi Chuxing

China’s internet regulator said it is reviewing the cybersecurity of Didi Chuxing Technology Co., the Chinese ride-hailing business of Didi Global Inc., which went public in the U.S. on Wednesday.

No new user registration is allowed during the review to prevent potential risks expanding, the Cyberspace Administration of China said late Friday.

Didi Global Inc.’s stock fell by about 9% in premarket trading on Friday.

The regulator didn’t say how long the review would last but said that the move was aimed at safeguarding national data security.

Didi said it would fully cooperate with the relevant government authority during the review.

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