three, the chain construction should not only pay attention to those high weight website
website optimization is mainly composed of two aspects to determine the effect, that is the content of the website and the site outside the chain of the two part, the chain has occupied half of the country in Shanghai Longfeng do website optimization, website optimization Shanghai dragon will not consider the construction of the external links. However, many of the Shanghai dragon website optimization factors but foreign chain construction practitioners should pay attention to do not understand that the construction of the chain is more, but the effect is not ideal. In fact, the chain to high quality, most people know this truth, but there are some other factors such as foreign chain construction plays a role can not be ignored. Here, Xiaobian to introduce some factors needing attention in the construction site outside the chain.