A medical staff member takes a throat swab sample from a man at a newly-adopted mobile testing vehicle in Xicheng District of Beijing, capital of China, June 28, 2020. (Xinhua/Ju Huanzong)

BEIJING, June 29  -- Chinese health authority said Monday it received reports of 12 newly confirmed COVID-19 cases on the Chinese mainland Sunday, including seven domestically transmitted and five imported ones.

All the domestically transmitted cases were reported in Beijing, the National Health Commission said in its daily report.

No deaths related to the disease were reported Sunday, according to the commission.