Song Jiang
"Water Margin" is based on the exploits of the outlaw Song Jiang and his 108 companions (The 36 "Heavenly Spirits" (三十六天罡) and the 72 "Earthly Demons" (七十二地煞)). The group was active in the Huainan region and surrendered to the Song government in 1121. They were recorded in the historical text "History of Song". The name of "Song Jiang" also appeared in the biography of Emperor Huizong of Song, which states: