Social networking features are increasingly favored by all kinds of sites, and the implementation of social networking sites is not as difficult as thought. Joomla! Joomla is a popular open source CMS, in fact, it is not only a CMS, but also a site development framework platform, this article will show you how to use Joomla! Build a simple social networking site. The goal of the project is to foster business relationships by providing users with free networking and support opportunities. The following is a simple requirements analysis. How will people use the site? Users will be able to create their own content and activities, and they will also be able to comment on past content and activities. How will they communicate with each other? People will communicate by creating circles, messaging systems, blogs, and articles. How much control do I need to give the user? Users will have full access to content, activities, comments, and administrators can monitor these activities.