This is an example page. It's different than a blog post because it will stay in one place and appear in your site navigation (in most themes). Most people start with an "About" page that introduces them to potential site visitors. You might say something like this:
Hello! I'm a waiter by day, an aspiring actor by night, and this is my website. I live in Mairena del Alcor, I have a dog called Firulais, and I like rebujito (and long afternoons with coffee).
…or something like that:
The company "Mariscos Recio" was founded by Antonio Recio Mata. It started out as a small company that supplied seafood to hotels and restaurants, but little by little it has transformed into a large empire. Mariscos Recio, seafood at the best price.
As a new WordPress user, you should go to your desktop to delete this page and create new pages for your content. Have fun!