selection to content has correlation, this is the Shanghai dragon to get good rankings optimization keywords the basic point. The same search engine will not make a keyword is A, content is B site for good rankings. So we should how to choose keywords to make its content with the correlation? First in the choice of keywords, identify themselves to do what is the type of site. Secondly, search the keywords of the most heat, such as type of site is Shanghai dragon optimization blog, then search the keywords of Shanghai dragon, is how to set the relationship between keywords and content to see competitors. Guess again own choice of keywords and content resonate, this is very simple, such as the type of entertainment is the natural entertainment news and entertainment stars like, this is often known, through the simple reasoning method is very easy to guess. The final site columns, each column of the content is with the keyword matching degree is high, as a joke, each column is about the keywords relevant classification of joke, each section of Shanghai Longfeng are related to classification about the word Shanghai dragon. The content around the key words on the related points update. A keyword is related with the content in the user experience is very important, the optimization of the era of mainly so we choose keywords, must not ignore the chosen type and then select the relevant keywords, the user and the search engine is a kind of good performance.