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- KPMG and Deloitte advised workers to use burner phones in Hong Kong, The Financial Times reported.
- McKinsey consultants were also reportedly told to not use their personal phones in the region.
- Some athletes at Beijing's Winter Olympics last year also used burners phones over security fears.
Two accounting giants have told staff not to use their phones on visits to Hong Kong, the Financial Times reported.
KPMG and Deloitte have instructed employees to use burner phones in the Chinese special administrative region, according to the newspaper.
A burner phone refers to a cheap device that can be discarded so a user's whereabouts or identity cannot readily be discovered.