How to practice calligraphy on paper from calligraphy level 9 to 10?

Steps: 1/4 Calligraphy paper is used by classification. For beginners, you can use history paper, wool paper or grass paper, which is very important to master the feeling of writing. 2/4 Beginners can use this paper to improve their mastery of calligraphy at low cost and exercise their writing skills. 3/4 copy can use glossy paper, on the one hand, it is transparent, on the other hand, you can master the background font when you have an idea to copy. 4/4 hard paper soft pen, soft pen hard paper, you can better master the writing under different paper conditions when practicing.