What should I use according to the Yijing WeChat picture?

The main function of the Taiji diagram in the middle of the Eight Diagrams Diagram is to draw the benign gas field (auspicious gas) from the outside into the room, keep the vicious gas field (suffocating gas) from the outside, and dispel the original suffocating gas in the room.

The Book of Changes is an ancient classic that explains the changes of everything in the world and a profound dialectical philosophical work. Including Lianshan, Ghost Stories and Zhouyi, of which Lianshan and Ghost Stories have been lost and only Zhouyi exists in the world. The Book of Changes contains simple and profound natural laws and dialectical thoughts, and is the crystallization of the wisdom of the Chinese nation for 5,000 years. He understands and grasps the world from the perspective of holism, and regards man and nature as an organic whole that is mutually inductive, that is, "the unity of man and nature".