What was the name of the ancient mat in China? What is the name of the room where the host treats guests at home?

People often refer to several cases together, because it is difficult to draw completely different boundaries between them in form and use.

Several pieces of furniture were used by ancient people when they were sitting, and the case was the furniture used by people when they were eating, reading and writing. The form of these furniture has a specific system for a long time.

There are many forms of several peace cases, each with its own purpose. Like other furniture, the layout of halls and pavilions has its own characteristics and norms.

. . . . . . . . . . . . . . Excerpt from Baidu Encyclopedia

Is the floor mat a pu floor mat or something?