The Government Chief Information Officer (Office of the Government Chief Information Officer, OGCIO) of ITS 2011/12 Annual "e-Commerce Promotion Program" Focus WHOLESALE / RETAIL TRADE of the Full Support of the Hong Kong Article Numbering Association (GS1 Hong Kong) in conjunction with the Hong Kong City Institute of Marketing (HKIM) and the Hong Kong Retail Technology Industry Association (HKRTIA) held digital marketing strategy courses to enable marketers to understand and learn how to build a cost-effective digital marketing strategies to enhance product promotion and brand image