Offers Site's Personalized Information Services Research

In pace with the rapid development of internet, different kinds of the domestic and international websites springs up unceasingly like bamboo shoots after a spring rain. Many people pay attention to how to promote the website's competitive power. Under this background, adopting the means of literature investigation, comparison study, case_study and other methods, based on the domestic and international websites' status quo, the paper proposes some suggestions on how to optimize personalized information service of business information websites.The paper reflects research background, parses the title. Meanwhile, summarizes the research status quo. Then the paper constructs the evaluation system of personalized information service. Taking the evaluation system as starting point, the paper investigates about status quo of the domestic and international websites and analyses every result in detailed. On the basis of above investigation and study, aiming at existing problem of PIS of business information service, the author makes some thinking. Finally, the paper proposes some constructive suggestions on how to optimize personalized information service of business information websites.