Friday, 06:35, 12/03/2021 VOV.VN - The Ministry of Health on March 12 morning confirmed two coronavirus cases in Hai Duong province, the country’s biggest coronavirus hotspot. Healthcare workers in Hai Duong province, the epicentre of the country's latest coronavirus outbreak, have been vaccinated against COVID-19. Both patients tested positive for the SARS-CoV-2 virus after coming into close contact with COVID-19 cases in these locality. Notably, one of the patients works for Poyun Electronics Co. Ltd. in Chi Linh city where the first case of the latest coronavirus outbreak was detected in late January 2021. Hai Duong has recorded 713 out of 897 new COVID-19 cases since the virus recurred in late January.