Jia Baoyu is an unprecedented literary figure in the history of Chinese literature and art. He did not recognize the values of the time, but eventually had to leave the world.Research shows that Cao Xueqin is not only a literary giant, but also a philanthropist who sympathizes with and supports disadvantaged groups.Entering the 21st century, more and more experts believe that Cao Xueqin completed all 120 chapters of "Dream of Red Mansions", while Gao E and Cheng Weiyuan only edited and repaired it.