

A towering academic institution that pioneered and shaped the HSK standard for over 40 years. Every grammar point is backed by four decades of rigorous pedagogical research.




Smart Vocabulary Alignment: Easily master supplemental vocabulary with complete pinyin, precise English definitions, and contextual collocations.
Interactive Point-and-Read (点读书): Tap any word or sentence on your screen to hear authentic, high-quality audio. Learn the precise pronunciation and natural intonation at your own pace.
Instant Audio Feedback: Practice reading core words, expressions, and complete textbook sentences aloud.
Smart Error-Correction: The AI listens to your voice, scores your pronunciation instantly, and highlights precisely where to improve. Speak like a native and eliminate the "foreign accent" from day one.



Contextual Visual Quizzes: Move beyond rigid grammar rules. Internalize new 3.0 patterns naturally through immersive, real-life picture-description challenges.
On-the-Go Smart Quiz Bank: Master everything from matching puzzles to mock exam multiple-choice questions in just 5 minutes a day.
Automated Mistakes Notebook (错题本): The system automatically saves your incorrect answers, allowing you to review, re-test, and crush your weak points before exam day.book
