The Secretary for the Environment, Mr Edward Yau (second right), and the mission visit the Cambridge Consultants at the Cambridge Science Park today (April 30, UK time). The company has implemented adaptive closed circuit television (CCTV) displays to support operators and improve incident detection. Looking on are (from left) Professor Alexander Wai of Hong Kong Polytechnic University, Mr Tsang Kam-lam of the Hong Kong Productivity Council and Professor Wong Wai Kwok of Hong Kong Baptist University.