You can hang calligraphy poems by Li Bai, Lu You, Yu Qian, and Mao Zedong in the study. Ask celebrities to write calligraphy works using regular script or official script techniques. The writing is generous and characteristic, with smooth lines, flowing clouds, and flowing water, with a strong sense of rhythm, beautiful and generous, and majestic. The effect is as beautiful as flowing clouds and flowing water. If you want to use ink to be natural and coherent, you can choose banner works or banners.