"Putonghua Pronunciation Test" is an artificial intelligence speech test tool specially designed for primary and middle school students. The content is matched with "Newly Speak Putonghua" and "Newly Made Mandarin". It can instantly identify whether the student's Mandarin pronunciation is accurate, and mark the mispronunciation The consonants, finals and tones of the Chinese characters are convenient for self-study. Teachers can also publish exercises through this tool to understand students' pronunciation problems and save class time.