The Centre for Health Protection was today notified of two more H7N9 cases, affecting two Guangdong men.
A 47-year-old patient is a poultry worker, while the other, aged 71, has no recent poultry contact history.
They are in critical condition.
A total of 148 human H7N9 cases have been confirmed on the Mainland so far.
The centre is monitoring the situation and liaising with Mainland health authorities.
