Green is the New Black: A Celebration of Hong Kong Companies Changing the World. | Peatixtag:peatix.com,2011:12016-10-20T21:05:46+08:00PeatixEthel OngGreen is the New Black: A Celebration of Hong Kong Companies Changing the World.tag:peatix.com,2016:event-2082422016-10-20T19:00:00HKT2016-10-20T19:00:00HKT-