Don't look in the mirror after 1 and 12 at night. Our human body is made up of three souls and seven spirits. Yin flourishes and Yang declines at night. It's easy to see bad things in the mirror at this time.
2. China's Feng Shui psychology thinks that there is no mirror in the bedroom, and the mirror is called "light evil spirit" in Feng Shui, which is a tool to ward off evil spirits.