The new cases involve 32 males and 33 females, aged 7 to 57.

Classes of four secondary schools - Heep Yunn School, Cotton Spinners Association Secondary School, Lok Sin Tong Wong Chung Ming Secondary School and SPHRC Kung Yik She Seconday School - will be suspended for 14 days after some of their students were confirmed to have human swine flu.

Centre for Health Protection has advised the Chinese International School to step up its cleansing and disinfection as a student who had attended the school earlier was found to be infected today. The school began its summer break on June 20.