The Association of Accredited Advertising Agencies of Hong Kong (HK4As), dealing with issues concerning the future of the advertising industry and the business of member agencies, assigned Sun Mobile Communication to revamp their official website. Apart from the User Interface (UI) and User Experience (UX) design with front-end and back-end coding, and in order to further enhance their management efficiency, a new tailor-made Content Management System (CMS) was applied on the website. The website created a brand new outlook for the association.