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is the first to show me to drop right, is mainly analyzed from the love of the sea, as these nobles baby secondary flow of search engine, we will not carry on the analysis. This paper is dedicated to the novice friends, master will go quietly! The weight of a web site is very important in the search engine. The love of Shanghai is almost all web traffic sources, we do is to look at the station Shanghai love face to do, now most people love Shanghai make no temper. Usually if you do some wrong things in the process of operation of the site, then you will suffer from love Shanghai punishment: right down. Who will be K station, light over a period of time can’t get love from Shanghai traffic. So we usually see a website, but on the surface is not what the problem is, how should look to see whether it is love Shanghai