Young members of the Abu Dhabi ruling family have joined the Sinopharm vaccine study on children.
More than 14 million doses of the COVID-19 vaccine have been administered in the UAE so far.
The UAE confirmed 2,011 new cases of COVID-19 from 227,684 tests on Wednesday.
US President Joe Biden and Russian President Vladimir Putin agreed at their first summit on Wednesday to return ambassadors to each other's capitals after they were withdrawn earlier this year.
France is bringing forward by 10 days the lifting of a nationwide curfew that has been in place since late 2020.
Brazil plans to buy 60 million doses of the single-shot COVID-19 vaccine developed by China's CanSino Biologics for delivery in the third and fourth quarters of this year, according to a negotiation document reviewed by Reuters.