Whose handwriting is like this, I want to practice.

It is recommended to practice the calligraphy of Liu Dawei or Jiang Niao (Honggen Shen). The word you provided is actually quite general. I suggest you raise the starting point a little. Isn't there a saying in China: The law is superior to others and the law is moderate, while the law is inferior to others. It means that the best imitation can get the intermediate level, and the template can only get the low level if it is the intermediate level. What should I do if I want to win the first place? Then a hundred schools of thought must contend and finally get married.