According to public comments, Unitalen is a platform dedicated to providing high-quality online education. Its main features are professional courses, teacher resources and high-quality learning experience. Ji Jiajia's courses cover a wide range of subjects, including mathematics, physics, chemistry and computer science. These courses are taught by experienced teachers and provide rich teaching resources.

My Totoro is an online learning platform based on children's programming. Its main characteristics are strong playability and high interest, and it also pays great attention to inspiring students and cultivating creativity. Totoro's courses mainly include programming, robotics, Internet of Things and other fields. These courses are taught by experienced teachers and adopt interesting teaching methods, such as animation and games, which make it easier for students to understand and master knowledge.