They've got a “U.S. addresses” but Facebook claims they’re in Pakistan. They've got awards logos on their own website from 2020 (the web site didn’t exist until 2024). There are very poor testimonials on copyright regarding their modifying services. We couldn’t find the showcased book on their own homepage on https://maplepublishers.com/blog/4-mandatory-services-you-need-before-self-publishing-a-book/