Using various techniques, the company is making unusual deformities, especially using square shapes, and gouging and dunking are some of the techniques that decorate Buncheong ware, which characterizes the author. It is said that the way in which a bowl is dipped into white soil and then taken out and colored is also described as an unintended natural flow in a kiln. The Buncheong Sagi, which peaked in the late 14th and early 15th centuries, tries to represent unique beauty in bold patterns and free forms by using its characteristics.