This has added to the nervousness of governments and security specialists – despite the firm’s consistent denials.

The Chinese state demands loyalty from all businesses based in the country and nobody really knows to what extent ByteDance might be pushed to comply with demands for data.

The United States barred TikTok from official devices in December, and the European Commission followed suit last month. Canada, Belgium and India have taken similar action.

New Zealand on Friday also issued a ban on government devices.

China has accused the US of spreading disinformation and suppressing TikTok amid reports the White House wants its Chinese owners to sell their stakes in the firm.

TikTok insists it does not share data with Chinese officials, but Chinese intelligence laws requires firms to help the Communist Party when requested.

Western social media apps such as Facebook, Instagram and Twitter are blocked in China.