And this traditional business model has not worked very well on the Internet, especially not in a bad economy.

VOA: special.2009.04.20

We didn't have a feasible business model, let's put it this way, because when we started, the business model is to provide the backend search technology to the portal companies in China.

或者说没有一个，可行的商业模式，因为公司成立初期的商业模式，是给门户网站公司,提供后台搜索技术。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选