The foreign ministry has urged overseas Vietnamese wishing to go home to be cautious and only rely on official channels to get tickets for repatriation flights.
Russian spies are targeting organisations trying to develop a coronavirus vaccine in the UK, US and Canada, security services have warned.
A minister says the cull in Aragon province was ordered "to avoid the risk of human transmission".
The UN says up to 265 million people could face starvation because of the impact of Covid-19.
More than 13,320 overseas Vietnamese repatriated so far: Spokeswoman
No new COVID-19 cases reported on July 16 morning
Vietnam reports no COVID-19 infections in community for three months
The governor has rolled back reopening plans across the state as virus cases soar.
No local coronavirus infections seen in Vietnam for 88 days
The UK media has run articles highlighting the hospital discharge of a British pilot – known as Patient 91 and the most seriously ill COVID-19 case in Vietnam who spent more than two months on life support before returning home on July 12.
Vietnam has recorded two more imported cases returning from Russia, bringing the country’s total number of coronavirus cases to 372, the Ministry of Health said in its coronavirus update on July 12.
The southwestern province of Tay Ninh on July 11 announced the search for four foreigners who had fled a medical quarantine camp established to gather those entering Vietnam for medical surveillance against the COVID-19.
No new case of COVID-19 was reported overnight, leaving the total number at 370 as of 6am on July 12, according to the national steering committee for COVID-19 prevention and control.
A Serbian man who came to Vietnam as an expert to work at industrial steel manufacturing company, the Hoa Phat Corporation, has tested positive for the novel coronavirus (SARS CoV-2) that causes COVID-19, bringing the total number of cases to 370.
Vietnamese labourers in Equatorial Guinea must be brought home immediately, Prime Minister Nguyen Xuan Phuc requested at working session with the national steering committee for COVID-19 prevention and control in Hanoi on July 10.
Border guards arrest 33 people illegally entering Vietnam
The coronavirus took hold slowly in India, but six months after its first confirmed infection it has overtaken Russia to record the world's third largest caseload.
The WHO has acknowledged there is evidence that Covid-19 can be spread by airborne particles.
Domestic gold prices soared to a record nine-year high on the morning of July 9 after climbing to VND50.4 million per tael for the first time.