A 34-year-old helper arrived in Hong Kong from the Philippines via flight 5J272 on November 22. She tested indeterminate during quarantine at Rambler Garden Hotel in Tsing Yi and tested positive for the L452R mutant strain after admission to the hospital.

Another 29-year-old helper traveled from the Philippines via flight 5J272 on December 2 and was tested positive with a low viral load at Penny's Bay Quarantine Centre.

A 62-year-old man and a 50-year-old woman arrived in Hong Kong from the United Kingdom via flight CX252 on Friday. They tested positive for the N501Y mutant strain upon arrival at the airport and both remained asymptomatic.

The remaining case was a 14-year-old boy who arrived in Hong Kong from the United Kingdom via flight CX252 last Sunday. He developed symptoms on Thursday during quarantine at the Ovolo Southside in Wong Chuk Hang and tested positive for the L452R mutant strain.