The fourth batch of Chinese COVID-19 vaccines arrived in Serbia on Monday.

Workers unload a container of China's Sinopharm inactivated coronavirus vaccines at the Belgrade Airport, Serbia, Jan. 16, 2021. (File photo: Xinhua)

Serbian Prime Minister Ana Brnabic and Chinese Ambassador to Serbia Chen Bo welcomed the arrival of the shipment.

The country added 3,706 new COVID-19 cases to its nationwide tally, the health ministry's data showed Monday. It has now confirmed 621,375 total cases.