Item Descriptions:

Eight-direction Line Diagram is formed by The Thirteen Postures, including eight directions, four normal directions of martial arts: east, west, south, north, and four corners directions: northeast, northwest, southeast, southwest, combining with five steps: advancing, retreating, look to the left, look to the right, central equilibrium, The circular Eight-direction Line Diagram is from a square, forming from the rim of a circle through geometry principle.