With no confusion i will recommend you the best one Schema Markup.
If you want to now the steps for the creation of this markup:
- Go to Google's Structured Data Markup Helper.
- Select the type of data that you plan to markup. ...
- Paste in the URL of the page or article that you want to markup.
- Highlight and select the type of elements to be marked up.
- Continue adding markup items.
- Create the HTML.