There are now 42 confirmed cases in Hong Kong, according to The Center for Health Protection.
The latest case and the twelfth case lived in the same building, according to The Center for Health Protection's Dr. Wong Ka Hing.
"We noticed that it’s the Hong-mei Building Unit 7, which is the same building and same unit as a previous case, but they lived on different floors of the building," he said.
He added there are 10 floors between these two apartments.
Hong Kong officials are currently holding a late-night press conference on the coronavirus.