Managing Director of BillionGroup Technologies Ltd. and President of the Hong Kong Energy Conservation Association – Prof. Ir Steve Wong has accepted the invitation to speak in CEM, Macau Seminars in October, 2017 with the following details: Public seminar on Energy Efficiency and Conservation, Macau Date: 24 October 2017 (Tuesday) Time: 3 pm – 5 pm Venue: Macau Tower Presentation Material download: https://www.dropbox.com/s/6zsx272um2obffi/%E9%85%92%E5%BA%97%E6%A5%AD%