As a famous cultural and historical city, Xuzhou has a long history and rich human resources, which brings together its splendid folk culture. In these folk cultures, men marrying women is regarded as a "ceremony of human relations". As early as the Zhou and Qin Dynasties, the marriage customs in this area were carried out in accordance with the prescribed procedures of "Six Rites". Due to the changes of the times, regional differences and people's different pursuits, their folk marriage customs have gradually changed, resulting in a set of etiquette forms with local characteristics, distinct levels, easy to abide by and easy to follow, which are highly respected by the masses and passed down from generation to generation. Thus, it has achieved the power of "established practice" in a certain range and prevailed in later generations. This paper makes an in-depth investigation on the folk wedding customs in Xuzhou, summarizes the whole wedding process, and describes in detail the etiquette norms with local characteristics. By studying the marriage customs in Xuzhou, we can understand the "Li" culture and its long-standing Han culture, which indirectly reflects the cultural development track of a nation and shows the unique charm of Xuzhou to the world.