You can learn the basic number of copies, the number of Chinese characters (Level 8 ~ Express), the thousand characters, the lion idioms, and the ancient idioms. Exam - You can choose from 10 to 50 questions in units of 10 questions. Incorrect answer note - You can check the incorrect answer by saving the incorrect answer on the test result screen. Screen automatic switching - Chinese characters are changed by automatically switching forward or backward at regular time intervals on the learni