Baidu Union(*) reported the summery of their membership as follows:
The cumulative revenue sharing of Baidu Union paid to their partner will become over 5 billion RMB(= 0.79 billion USD) in the end of 2012.
Now Baidu Union have over 600,000 membership.
The PV of Baidu is over 5 billion times per a day. It means that a Chinese internet user connect to Baidu 9.8 times per a day.
Baidu Union helped 30 corporate members to go public in the past 10 years.
Now 1,280,000 websites are using tools provided by Baidu Union.
Baidu Union provide the public welfare platform, and they already donated 20 million points to the public.
And at the event held on 1 June, they donated 1.08 million RMB, and gave lunches to 360,000 children.
The history of revenue sharing is as follows:
2011 1,100,000,000 RMB
2010 759,100,000 RMB
2009 697,670,000 RMB
2008 418,400,000 RMB
2007 204,700,000 RMB
2006 75,180,000 RMB
2005 21,210,000 RMB
2004 10,900,000 RMB
2003 10,640,000 RMB
2002 4,130,000 RMB
* Baidu Union consists of several third-party websites and software applications. Union members incorporate a Baidu search box or toolbar and match its sponsored links with the content on their properties. Their users can conduct search via the Baidu search box or toolbar and can click the sponsored links located on their properties. Baidu has also launched programs through which it displays the online advertising of its customers on Baidu Union websites, and share the fees generated by these advertisements with the owners of these Baidu Union websites.
(Source = Wikipedia)
Original article => The official account on Sina Weibo