Both Factors, the name comes from proportion and quality. The application of the golden ratio can produce a pleasing sensation. The material quality that meets the needs creates the existence value of the space. The collection of tactile, visual, and auditory information allows the configuration to appear in the designer's mind in the most appropriate posture. Lines and graphics shuttle between the paper and keyboard. To visualize people's imagination and demand for space, We BOFA were born for these.