The Department of Foreign Affairs has confirmed two of the five group members have tested positive to the virus and been admitted to a Beijing hospital.
A spokeswoman for the department says the other members of the group are quarantined at a Beijing hotel.She says it is not known how long the group will remain in quarantine.
A group of 15 teenagers and two teachers from Traralgon, east of Melbourne, have been quarantined in Shanghai after being exposed to swine flu on a plane.