The Secretary for Commerce and Economic Development, Mr Gregory So, took part in the Territory-wide Cleansing Campaign, the first public participation event organised under "Fresh Hong Kong" - one of the themes of the "Hong Kong: Our Home" Campaign, in Southern District today (April 28). Mr So spread the message of the importance of maintaining personal and environmental hygiene, as well as called on members of the public to carry out thorough cleansing work together in order to strengthen Hong Kong's ability to withstand any epidemic. Picture shows Mr So delivering a speech.