Range of second-level domain names to use

[kunxiang]

SEO is not the only factor to consider when doing a website, sometimes in order to meet the overall brand or marketing strategy, you have to use the second-level domain names, or when the site's content enough, the second-level domain names is sufficient to hold up a website, then the most good is better to use the second-level domain. For example, some companies have many series of products between some products are not too big, but the product is more than enough, this time on the need to enable the appropriate separate secondary domain name, and some site because there are a lot of different channels, each channel corresponding users are independent, then use the second-level domain is clearly more user-friendly, but also more conducive to the promotion