The Permanent Secretary for Commerce and Economic Development (Communications and Technology), Mrs Rita Lau (right), and the Director of Leisure and Cultural Services, Mr Thomas Chow (centre), today (July 31) officiated at the opening ceremony of the Government Wi-Fi Programme "GovWiFi". After the ceremony, they saw the convenience of accessing the Internet through wireless technology at the roving exhibition at the Hong Kong Heritage Discovery Centre in Kowloon Park.