BLOG: The personal website in the website, the deformed BBS makes the individual to manage the posts released. Wiki: A person sent a post, all readers can modify it. AJAX: A technology that doesn't have to refresh itself, the information on the web page will be automatically updated. XML: If HTML is equivalent to law, then XML is a constitution-constraint law. Six segmentation: You can find anyone in the world through no more than six people. Tag: It is equivalent to the summary of the Internet's personal article, and the author decides how to write it, it is used by Internet users to search for and queries, just like each bottle has its own label. An application of the XML protocol, a website provides information to the outside with the same data format, which is synchronized by other websites and updates the information of the website. SNS: Sharing your own resume on the Internet, aggregating people with the same interest, hobby and interests through the network, called a virtual community.