Who are the four culprits of Zhang Jie’s calligraphy?

The four evil characters in Zhang Jie’s calligraphy are the character Jingxu, or Jingxu, and Chang, so he changed his name to Qi, which is the same as Yi, and the meaning is to ask for food. He once had the pseudonym Chang Gan and the nickname Zha Lu. In his later years, he took the nickname Er Touch Lao Lao, Er Dui Lao Lao, Bu Sao Hall Master, etc. Born on the seventh day of the tenth month of the lunar calendar in 1920, he was born in Jiexiu, Shanxi. The husband is a posthumous son. His father, Mr. Zhang Mingshen, used to work in a pawnshop in Tianjin. He contracted tuberculosis and died shortly before his birth. He was under thirty.