Correct spelling of horizontal hook

Like a ship, the bottom is flat, the hook is strong and centripetal. The position of the pen is at the same height, and the direction of the hook is centripetal.

China's calligraphy is an art of writing Chinese characters with a long history. From Oracle Bone Inscriptions, Shi Guwen, and Jinwen (Zhong Dingwen) to Da Zhuan, Xiao Zhuan and Li Shu, and then to cursive script, regular script and running script in the Eastern Han Dynasty and Wei and Jin Dynasties, calligraphy has always exuded artistic charm.