Sina Weibo, the de facto King of Chinese social networking has been keeping itself quite busy with either launching new services to monetize the offering or tweaking it along the way to make it stickier. Just two days ago, Weibo launched the long-rumored membership service, charging users RMB 10 per month to provide them with services include – fancier homepage customization, benefit to follow more than 2000 people as well as audio posts. Prior to the offering, Weibo debuted a ranking system, users can grow from Level 1 to Level 20 by staying online for at least 2 hours per day, sounds exactly like Tencent’s offering in engaging users. Both membership service and ranking system are what Tencent’s is good with. Shenzhen-based Tencent is the first one of its kind in China to devise such offerings that eventually were turned into big profit and user stickiness - See more at: http://technode.com/2012/06/19/sina-weibo-adding-smart-sorting-feature/#sthash.9AHpAmhn.dpuf