Where did Feng Shui originate?

The philosophical basis of geomantic omen is the theory of Yin-Yang and Five Elements, and the idea of harmonious coexistence between man and nature. The source of the method is six hexagrams and eight diagrams, combined with heavenly stems and earthly branches and nine planets to practice. Its ultimate goal is to occupy the geomantic treasure land of "hiding wind and gathering gas" in order to pursue the unity of heaven and man and obtain the best geomantic effect of the unity of heaven and man.