A statement of the Ministry of Health yesterday said that amid the appearance and spread of sub-variant BA.4 and BA.5 in some countries, including in those having advanced medical systems, the National Steering Committee for Covid-19 prevention and control required the sectors, functional forces at all levels, localities to strictly raise awareness of the pandemic, maintain the Covid-19 prevention and control measures to avoid the re-outbreak of the pandemic.
Besides, it is important to push up the third and fourth doses of the Covid-19 vaccine for residents.