140000 copies. According to the information in the live broadcast room of Oriental Select, the sales volume of Yi Zhongtian Oriental Select is nearly1.4000 copies. 165438+20221On the evening of October 8th, Yi Zhongtian was a guest at Oriental Reality Studio. That night, Yu and Dong accompanied Yi Zhongtian to choose a studio in the East to share his life story and sell his new book Cao Cao. Hundreds of thousands of viewers were online that night, listening to Teacher Yi's history class together. His explanation is both humorous and attractive. His latest work, Cao Cao, is a biographical novel, which began writing in 20 19 and took three years to complete.