It is to counter the spread of the MERS coronavirus which has already claimed 442 victims worldwide since 2012 that the South Korean deputy prime minister, Choi Kyung-hwan announced the establishment of a surveillance system for the sick. .
In total, 2,300 patients were placed in quarantine, under house arrest. The smartphones of these patients have been placed under surveillance, in order to permanently geolocate them and to ensure that they stay at home.
South Korea refuses one of its patients to repeat the event last month, a patient then flew to Hong Kong when he had the coronavirus. For the government, this is a safety and public health measure.