The case was identified by the local in Huizhou City Center for Disease Control (CDC) and samples shave been sent to China Disease Prevention and Control Center for confirmation.
I won't update the flu map on my main H7N9 page tonight (its 10pm, August 9th down here in Aus) - but it will loo like the above if confirmed.
Guangdong province is the nearest mainland Chinese region to Hong Kong. With Guangdong's temperature peaking today at 35'C (currently 34'C) - its not "typical" influenza seasonal weather - but then this is just a single case and influenza, like all respiratory viruses, is always ticking over, just at sub-epidemic levels.