Is the floor of the room higher than the corridor?

The yard can be kept at the same height or slightly higher than the road surface, and the indoor ground can be 50 ~ 60 cm higher than the yard ground, forming a "three-legged portal" indoors and outdoors. This is a good symbol in geomantic omen. It can also prevent rainwater from flooding into the house.

According to the monsoon climate and geographical location of China, it is generally better to face east or south when laying out courtyards, because the winds in China are mostly southwest and northeast.