Website keyword typically want to analyze the opponent, and then to determine how a website SEO optimization is good or bad? By a note of points can optimize the quality of this site. One of your keywords and the content of the site is closely related to? 2, the keywords you to determine whether the terms commonly used in the search engine query? 3, the title attribute of the page whether or not to start with keywords, as well as the frequency of occurrence, there are no keywords overlay? 4, the site is a reasonable use of tags H1, â€‹â€‹H2, STRONG, etc.? Site content, whether before and after consistent and whether there is a certain number of keywords and their distribution and density, how? 6, including the keyword text links direct users to your website? 7, image navigation of the site you use CSS image instead? 8, the images in the site description of descriptive attributes ALT, keyword is useful to the users? 9, the site map with text links that? 10, the dynamic URL is concise and turned it into a static address format, whether there is a deep directory? 11, the site is included in the Open Directory? 12, whether the site is included in the online directory of other trusted? 13, all pages of the site's meta tag has the keywords and keyword superimposed? 14, the site is a custom error page? 15, site users use the site map, is there GOOGLE sitemap? 16, the site is code separation, whether there is a lot of CSS properties and JS code in a web page? 17, link to this site is what Web site, whether in the same industry, whether the site relevance, and their snapshot when? 18, the site of the statistical analysis software code? 19, the site in the search engine site, a snapshot of what time? 20, the site's META tags KEYWORD and DESCRIPTION and related content? Also reflects an SEO SEO optimization techniques how to be able to analyze the optimization of a website is good or bad through the above 20:00.