A native of Haozhou (濠州; around present-day Chuzhou, Anhui), Li Zhong makes a living as he drifts around by teaching martial arts and performing fighting stunts in public for tips from onlookers and as a way to push his medicinal items.

After killing constables that was sent to arrest him over his association with the bandits of Mount Shaohua, Shi leaves for Weizhou (渭州; around present-day Pingliang, Gansu) in search of Wang Jin.

On the wedding night, when Zhou Tong reaches for the bed in the bridal room in the squire's house, he is shocked to find a burly monk there, who gives him a good thrashing.

To give face to Lu Zhishen, Li Zhong tells Zhou Tong to drop the idea of marrying Squire Liu's daughter.

When the imperial general Huyan Zhuo is fleeing to Qingzhou after being beaten in his military mission to stamp out the outlaws of Liangshan Marsh, he passes by Mount Peach Blossom and puts up at an inn.

Finding themselves no match for Huyan, Li Zhong and Zhou Tong turn to the outlaws of the nearby Mount Twin Dragons under Lu Zhishen for help.

In the attack on Yuling Pass (昱嶺關; near present-day Zhupu Village, She County, Anhui) in the campaign against Fang La, Li Zhong and four other Liangshan heroes are shot to death by the archers of Pang Wanchun.