Wu Song. Wu Song is one of the main characters in the Chinese classical novel "Water Margin" (also appears in "The Plum in the Golden Vase"). He is one of the one hundred and eight generals in Liangshan, ranking fourteenth in Liangshan, and is known as the Walker Wu Song. His martial prowess was extraordinary. He once killed an eye-catching white-fronted insect on Jingyanggang with his bare hands. The story of "Wu Song defeating a tiger" was also widely circulated in later generations.