“Mortising” is the common way of structuring in traditional wood furniture. Hidden in the unseen corners of the furniture, every part was assembled together after calculation. The uniqueness of the stool lies in the association between “the details of mortising” and “the composition of furniture” was zoomed in and focused on.  When people see the stool, they can also see the details oftentimes neglected, and understand the importance of mortising in putting together a piece of furniture.