The contents of oracle bone Practice-Carving  in YinShang dynasties are extensive and numerous, covering almost most divination events and contents, but the study of Oracle bone Practice-Carving has not been paid enough attention. Although it is practiced, it can sometimes provide some valuable information. Through the analysis of several pieces of Practice-Carving about the Oracle Bones in the South of Xiaotun(It's called Tunnan for short)，the analysis method and research value of Practice-Carving are demonstrated.