Chinese search engine Baidu (Nasdaq: BIDU) was sued by Hebei Jixin Packaging Steel Strip Company over Baidu's paid ranking service, with court proceedings to begin on December 6, reports Chinabyte. According to a Jixin employee surnamed Gao, Jixin previously agreed with Baidu to settle the case out of court, but Baidu refused to present statistics on Jixin's keyword ad campaign as requested. Baidu's lawyer said that Baidu will not accept statistics from Jinxin or any other third party.