Residents are tested and make health declaration at a health clinic in Dich Vong ward, Cau Giay district (Photo: Thanh Tung/ VNA)

Testing of the returnees should be completed by Sunday. The testing will be conducted with made-in-Vietnam test kits.

Two locally-transmitted COVID-19 cases were reported in Hanoi in the past few days, both connected with travel to Da Nang. All districts have been tracing people who visited Da Nang recently in accordance with Ministry of Health recommendations.