Besides, according to the toilet geomantic omen ... the toilet can't face north, because in the past, most houses sat facing south, and their buttocks faced south ... just facing the door, you know. ...
But as far as the concept of modern people and the design of civil engineering units are concerned, there are few such sayings ... If there are old people at home, they will ponder this ... If old people don't believe this, it's okay to do it casually.