Two main schools: Form School (Xingshi / Luan Tou) and Compass School (Li Qi)
Form School: landforms, mountains, water flow
Eight Mansions (Ba Zhai)
Xuan Kong Fei Xing – Flying Star
Jin Suo Yu Guan (Passing Yin Yang)
San He (Three Harmonies)
Minor schools: San Yuan, Xuan Kong Da Gua, Yang Gong