Jan 26, 2012: NASDAQ Community. Baidu recently announced its "Sunlight Action" partnership with the Beijing Municipal Public Security Bureau, and has cleaned out almost 27 million fraudulent web pages involving over 2 million sites. The initiative may address an Achilles heel of the Chinese web service provider...
When the main way to rank on an SE is to pay, then this sort of corruption seems inevitable. It is good that they're focusing attention on this, but it will take a while for their reputation for promoting fraudulent sites will diminish.