A piece of matting can hold 4 people at that time, push better to sit at Xi Duan, if exceed 4 people, criterion choose better sits additionally one banquet.

• 正因为此,古人入室就要脱鞋。当时一张席子可容纳四人,推长者坐于席端,如超出四人,则推举长者另坐一席。