There are two types of evil spirits: tangible and intangible.
Tangible objects refer to certain objects that we can see, such as buildings, telephone poles, lamp posts, bridges, etc.
Intangible evil refers to certain phenomena that we cannot see, but can taste and feel, such as strong light, noise exceeding a certain decibel, and unpleasant smells.
Chongsha, Guyang Sha, Duyin Sha, Sound Sha, Fire Shape Sha, Libra Chongshe Sha, Jianshe Sha, Reverse Bow Sha, Lian Zhen Sha, Stinging Face Sha, Centipede Sha, Jun Shape evil, heart-piercing evil, taste evil. Reflection evil, leg-cutting evil, sickle evil, solitary peak evil, gun evil, white tiger evil. Sky-cutting evil, heart-piercing evil, overpass evil, fort evil, blood basin evil. Opening evil , knife evil, electromagnetic evil, divine evil, sky-cutting evil, flying blade evil, heart-breaking evil......