（只有英文）HKOSCON 2015
I have spent my weekend at Hong Kong Science Park to attend Hong Kong Open Source Conference 2015 (HKOSCon 2015). The conference lasts for two days (26 and 27 June 2015) this year, but unfortunately I can only make it on Saturday as I have to work on Friday.
Original Article by CHIWANG CHOW: HKOSCON 2015