About the difference between a link factory and a category catalog

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Link factory and Link directory The biggest difference is that one will be punished by the search engine (especially Google), but not one.

Classification directory refers to the collection and collation of Web site data to form a database by artificial means. According to different topics in the corresponding directory, so as to form a Web site Classification directory system.

Although the site also has links and a large number of advertising sites, but with the link factory there are essential differences. And generally speaking, the classification of the site does not require you to also reverse the chain past.

Web site or grid station-for example, on the top of the www.shangshangshang.com on the home grid advertising and classification directory free of charge, with other sites or grid stations should not be. Just a Web site.

Link factory refers to such a site: Each page has no valuable information, in addition to the artificial list of links to other sites, there is no other content or very little content. The task of link farms is to exchange links, send the hope through the link PageRank to promote the PR value of this page.

There is no point in exchanging links with blogs and forums, messages, etc. (specifically for spam links (spamming) technologies).

Link factory-For example three people start "link Factory", each add a new page on their website, this new page has a link to reach three websites. Then the fourth person joins the factory, then joins a page of the same link page, all four sites have links to four sites. So。