Qi, Chinese 氣 qì, also chi, ki; literally inter alia “mist, puff, breath”, always has to do with something atmospherical, easy evaporating: qi is a core concept of the ancient Chinese world view; it means the life force in everything

Qi Men Dun Jia

Qi Men Dun Jia, Chinese 奇門遁甲 qí mén dùn jiǎ, literally “the mystical doors and hidden shields” or “the mystical doors hiding Jia”. It is a complex Chinese divination method belonging to the Three Styles (三式 sān shì) besides Tai