They each have their own strengths. 1. Hong En is suitable for children aged 0-6 to read and use. The game is fun and attractive to children; The interpretation of Chinese characters is based on "direct reflection". 2. Early education in Qiao Hu is suitable for children aged 0-3. English songs are simple and lively, which can cultivate children's sense of language; Strong practicality, clear graphics and text; Promoting parent-child interaction is also a doll artifact; 3. Baby Bus is an enlightenment education APP for children aged 0-6, focusing on happy enlightenment, good stories, good-looking animations and fun games.