The lang connected with everything, the front and back gardens, as well as the main hall kitchen and bedrooms. Because it had so many doorways, it was also known as the "three rooms and eight doors."
廊間四通八達，不僅可以通前院、後院，而且可以通廳下、廚房、臥房，因而門特別多，有「三間八門」之稱。