Hong Kong to enforce mass COVID testing amid surge

Stringent coronavirus rules would be in place until mid-April with schools breaking early for summer and resuming the new year in August, she said, as authorities battle an "exponential" rise in infections which have overwhelmed the healthcare system.

Hong Kong is home to some of the most densely populated districts on Earth, with the majority of people living in high-rise apartment blocks cheek by jowl with family members and often sharing cramped lifts.