The grading examination of calligraphy is divided into several grades, of which the highest grade is 10. However, the time for calligraphy to reach the tenth grade varies with personal attainments. Some people may achieve it in a few years or years, and some people may never achieve it. The requirements of calligraphy examination are improved step by step, and the level is higher than the level. To reach the tenth grade of calligraphy, it needs constant efforts and practice, and the length of time depends on factors such as personal learning ability, practice time and perseverance.