Past GYS Events > GYS Events > Past GYS Events 2020 Australia more › Winter 2019 Indonesia more › Summer 2018 Singapore more › Winter 2018Singapore more › Summer 2017Siem Reap, Cambodia more › Winter 2017Phnom Penh, Cambodia Winter 2016Surabaya, Indonesia Summer 2015Ho Chi Minh City, Vietnam Winter 2015Hanoi, Vietnam Summer 2014Singapore Winter 2014Singapore