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China Unicom deletes users' data after ends travel code service
01:38

China's three telecom giants will delete users' mobile travel data after the country announced that the digital travel code, which was used to check the travel history of people in COVID-hit areas, was switched off on Tuesday. CGTN's Gao Ang spoke to Liu Liehong, Chairman & CEO of China Unicom, one of three telecom operators, on the issue.

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