Roi Books is our publishing brand. Since the release of the first book in December 2014, it has published over 270 publications and media contents. Roi Books has been developing, producing, and distributing educational picture books, activity books, puzzles, comic books, e-books, toy books, and sound sources for infants, toddlers, and children.

If you would like to contact the ROI BOOKS team, please refer to the contact information below.