Starting at CIC - Zero Carbon Park, nearly 500 participants joined the first ever “Green Building Exploration Challenge” of Hong Kong Green Building Week 2019 by visiting different green buildings at Kowloon East including Headquarter of Electrical and Mechanical Services Department, Energizing Kowloon East Office, Kai Tak Cruise Terminal Building, CITAC, Trade and Industry Tower, Millenium City 1, and KOHO to finish Green buildings related missions. Partcipants shared they have learn the green building features and their benefits