Social media is growing rapidly, and has become a necessity in our modern lives. Over the last few years, it has been the subject of a number of popular books. This research covers an analysis on the developing services patterns of social media platforms, cases of innovative brand marketing over social media, and recommendations as to how brands operators, and social media platforms should respond to global trends. This study included use of social networking sites, video sharing, microblogging and business social networking for internal or to connect with consumers or firms employees. Next, we used case studies of the five most valuable global brands corporations to illustrate how they are managing their respective networks of the most popular social media platforms such as Facebook, YouTube, Twitter, LinkedIn and Sina Weibo. The results of this study have useful references and suggestions for marketers on social media.