Each has its own characteristics. EF is an old English organization, belonging to the Happy Classroom. Skipping classes is lively. The elite will be more inclined to international bilingual education in the future, which is also well-known in the international education and training circle. Many subjects are integrated into the classroom. Children not only improve their English ability, but also reach the same level as international schools in thinking mode, international vision and subject ability. At present, the product line includes English for international children aged 3-6, English for children aged 5-6, English for international primary school aged 7- 12, English for junior high school aged 0/12 and English for international junior high school aged 0/2-15, which are all courses from kindergarten to junior high school.