1, comprehensive basic knowledge: Wan Bai Ou's book knowledge is comprehensive, suitable for laying a foundation, and some topics will be improved, which will enable students to use their knowledge flexibly and greatly help improve their basic knowledge and understanding ability.

2. Rich interactivity: Bai Ou is an intelligent mathematics learning platform integrating mathematics education, mathematics training, mathematics competitions and mathematics games. Its math games and competitions can guide children's interest and improve their enthusiasm for learning.

3. Wan Xiao Wei Bai Ou is a dialogue robot based on deep learning. Through machine learning algorithm and natural language processing technology, we can simulate human dialogue and have a natural and smooth dialogue with users. Multi-speech recognition engine technology is adopted to support the speech input of various dialects and accents, which improves flexibility and adaptability.