SINA.com.HK is one of the biggest portals in Hong Kong, providing online media and value added infotainment services for the local community. By integrating information from HK, China, Taiwan and US, SINA HK delivers comprehensive and up-to-date Chinese-language contents to users. SINA HK also provides homemade video programs to enhance the growth of multi-media content, plus social networking services such as Weibo (microblog) to build strong online communities. Since the launch of SINA Weibo online community in August 2009, it soon became the largest SNS platform in Chinese community, with the most users and topics most influential.Celebrities, organizations and enterprises make use on Weibo to attract and get connected with users from Greater China, effectively promote the brand itself as well as the promotional activities.