China Plans to Exempt H.K. IPOs From Cybersecurity Reviews Bloomberg News, Bloomberg News A screen displays stock figures outside the Exchange Square complex, which houses the Hong Kong Stock Exchange, in Hong Kong, China, on Monday, Sept. 16, 2019. The Hong Kong bourse's unsolicited takeover bid for the London Stock Exchange Group Plc was greeted with a scathing rejection and the exchange suffered a further humiliation when China praised the rebuff as well. , Photographer: Bloomberg/Bloomberg (Bloomberg) -- China plans to exempt companies going public in Hong Kong from first seeking the approval of the countryâs cybersecurity regulator, removing one hurdle for businesses that list in the Asian financial hub instead of the U.S., according to people familiar with the matter.