Exam4 is a vocabulary study-planning site for exam word lists such as Gaokao, CET-4https://www.aitopic.com/6, SAT, TOEFL, IELTS, and GRE, with limited public detail on AI features.
A vertical large model platform designed to automate K-12 teaching workflows, including lesson planning, exam creation, intelligent grading, and student progress analytics.
An adaptive AI learning companion that transforms any topic into a personalized, serialized reading plan with interactive Q&A to help users master subjects at their own pace.
国学导航 is a Chinese-language web portal offering organized access to classical texts and traditional culture study materials for readers and researchers.
A free Chinese-language study resource hub offering exam preparation materials for postgraduate entrance tests and English proficiency exams like CET-4 and CET-6.
Fenbi is a Chinese online learning platform offering exam-prep courses and practice for tests such as postgraduate entrance exams, CET-4https://www.aitopic.com/6, IELTS and TOEFL.
