C225 Chopin Regulator
Acupoints were extremely marvelous. Rather than saying they existed in a person's body, it would be more accurate to say that they existed in a person's mind.
If you don't believe it, it doesn't matter. Only by operating it to this point would one be able to sense the existence of the acupoint. If one did not sense it, it would be like the air, traceless and formless