among the chain can be a lot of resources and quickly Baidu because site outdoor of the chain is very important,to solve this problem, many webmaster namely quite perturbed approximately how to do the chain? SEO cannot abandon namely the chain's help,afterward such an important job, how ought we do? Method for a forum because entire mutual namely namely in character signature inside join the chain chain,display a lot of information in the post after So it is quite snug to be right down the website,seo tool,is the so-called junk links this. In outlook of the chain webmaster concerns afterward the problem is how to do? We can use the weights make net site to do the chain,apt do his own the chain from Baidu Library and documentation Douding, why do this outside the chain? One namely the library net site weight namely very lofty this is us among the arrangement of library update can be placed inside,surrounded some sites outdoor the chain of resources is very telling,seo software,but the absence to jot many articles apt impartial work the barely way apt obtain outside the chain of good-looking come apt own a lot of resources to enhance the site's weight Two namely the use of chain Baidu experience apt do the site,merely this must be quite complex to have the quite comely story Only among this access can we better do net site outdoor of the chain.