Why didn't Jin Cangang's Dasong Empire come out in three hundred years?

The reason why King Kong's Great Song Empire didn't come out for 300 years is that the author is writing. According to relevant data, The Three Hundred Years of the Great Song Empire is a popular reading of Song history written by King Kong. Seven volumes have been published and the eighth volume is being written. King Kong, formerly known as Li Zuogan, 1952 was born in Tianjin on August 23rd. His net name is Jin Gang, a researcher in the history of thought, a folk scholar and the author of The Analects of Confucius.