Video Duration 02 minutes 44 seconds

HK raises concerns over China involvement in COVID-19 tests

Some fear cells collected from nasal and throat swabs for coronavirus testing can also be used to generate DNA profiles.

Hong Kong has been at the forefront of the coronavirus pandemic and is now joining the global race for a vaccine.

The city is also launching voluntary mass coronavirus testing next month to combat what is being seen as a third wave.

The government has enlisted the help of medical experts from mainland China, but, as Al Jazeera’s Divya Gopalan reports, not everyone supports the move.