近年来,网络竞价排名服务在其追求巨大商业利益的同时,出现了众多有关商标权侵权的争议。该文章以大众搬场诉百度网络侵权案为例,首先用“初始利益混淆理论”(售前混淆)讨论第三方网站是否构成商标侵权,接着在此基础上分析了提供服务的搜索引擎的侵权类型及责任承担,并对其注意义务进行阐述。 In recent years, online auction ranking service in its pursuit of huge commercial interests at the same time, there have been many controversies about trademark infringement. This article takes the case of Baidu Internet infringement case as an example. Firstly, it discusses whether the third-party website constitutes a trademark infringement by using “the confusion of initial interests” (pre-sales confusion), and then analyzes the search engines that provide the service Type of infringement and liability, and explain their duty of care.