Mr Ricky LAU, Permanent Secretary for Development (Works), makes a keynote presentation at the summit.

Mr Ricky LAU, Permanent Secretary for Development (Works), makes a keynote presentation at the summit.

Mr Ricky LAU, Permanent Secretary for Development (Works), makes a keynote presentation at the summit.

Mr Ricky LAU, Permanent Secretary for Development (Works), makes a keynote presentation at the summit.