The 2021 Election Committee's Subsector Ordinary Elections will ensure patriots ensuring Hong Kong, Chief Executive of the Hong Kong Special Administrative Region Carrie Lam said Sunday at a press briefing.

"Today's subsector elections are significant. They are the first elections to implement 'patriots administrating Hong Kong', and they will lay a solid foundation for the upcoming two elections," said Lam.

The elections, which are the first polls under the city's new electoral system, started at 9 am on Sunday.