PRF is a new copyright licensing model for the Internet and mobile Internet. He focuses on various web
uses: creating websites, social media, online media content, marketing articles, e-commerce marketing
plans, brand marketing and other promotional purposes.
Users only need to purchase a premium plan to obtain the right to use the picture within the validity
period. If the user downloads the PRF authorization protocol, the image can be used permanently without
being limited by time, area, or the like.