“Americans have the right to know what impact these actions have on their private lives,” Cathy McMorris Rodgers, the head of a powerful House of Representatives committee, said on Monday.
This is the first time Shou Zi Chew has been heard by the US Congress.
The CEO of the Chinese social network had already been received in Brussels at the beginning of January to discuss with several senior European officials.
Much criticized in the United States by Democrats and Republicans, TikTok begins a year under high tension after the passage of a law banning the popular video-sharing platform on the devices of civil servants.
The increased weight in Congress of the Republicans, who now hold the majority in the House, risks further complicating the situation for the platform.
The elected conservatives indeed accuse TikTok, property of the Chinese giant ByteDance, of being a tool of espionage or propaganda in the service of Beijing.
The application "deliberately allowed the Chinese Communist Party to access the data of American users", denounced the elected Cathy McMorris Rodgers.
TikTok did not respond to requests from AFP.
To have a chance of continuing to be authorized on all American smartphones, TikTok USA may have to separate from its parent company ByteDance.
© 2023 AFP