Ireland's powerful Data Protection Commission (DPC) has opened a new inquiry into TikTok over the storage of European users' data in China after the short-video platform disclosed in April that some data had temporarily been stored on Chinese servers.

Beijing denied on Friday asking firms to "illegally" collect and store users' personal information, after an Irish regulator helping the European Union regulate data privacy began investigating Chinese social media giant TikTok.

TikTok is facing a fresh European Union privacy investigation into user data sent to China, regulators said Thursday. The Data Protection Commission opened the inquiry as a follow up