Editor's introduction: In 1969, the predecessor of the Internet, the Arpanet, was born, which is a revolution in human communication technology. In 1981, people entered the era of PC Internet, and the Internet gradually entered people's lives. In 2000, buy email list people creatively combined mobile communication and the Internet, and the mobile Internet appeared. In this article, the author talks to us about those things in the PC Internet age. In 1991, Li Yanhong, who graduated from Peking University with an undergraduate degree, received an admission letter from the State University of New York at Buffalo, and started another new journey. Three years later, Li Yanhong gave up the opportunity to study for a Ph.D. and joined Wall Street. After that, he left Wall Street and came to Silicon buy email list Valley to join Infoseek, a well-known search engine company. Here, Robin Li witnessed Infoseek's infinite glory and final dismal ending in the stock market, and also found his lifelong interest - search engine. Infoseek was acquired by Disney, and the acquisition also made Robin Li a lot of money. "The option price I got was $5, and it rose to $100 a year later." In the few years in the United States, Li Yanhong had a house, a car, and even a small courtyard where he could grow vegetables, and he lived a leisurely life. But he feels that life is more than that. Life should have a broader meaning. Life also requires more experience and greater challenges. It is not just buy email list about planting flowers and raising grass in the yard after get off work. The "hyperchain analysis" technology patent invented by Robin Li is one of the basic inventions that lays the foundation for the development of the entire modern search engine, much earlier than the invention of the PR technology by the founder of Google. Before the signing of the investment agreement.