In response to the COVID-with the epidemic prevention needs of the government, and pursuant to “Communicable Disease Control Act” and “Special Act for Prevention, Relief and Revitalization Measures for Severe Pneumonia with Novel Pathogens” on the basis of advancing the public interests for all, the telecom service providers in Taiwan are liable to provide necessary information to Taiwan Centers for Disease Control (Taiwan CDC), Ministry of Health and Welfare, so as to assist the government to enforce the home isolation policy and prevent the disease spread.