First of all, do you know Bigu? Have you studied it? Bigu is an advanced health preserving technology in ancient China, which needs some time to master and practice. Secondly, there are many kinds of grain-piercing products, which belong to a kind of Dan medicine. It should be said that you can also enter the state. If you eat the grain-piercing product and really enter the state of grain-piercing, then your stomach pain and abdominal sag should be the focus of flushing, that is, the body adjustment reaction when you wear grain is normal. If you are in a bad state, I suggest you don't eat Bigu products for the time being, and then eat them. Learn more and learn more. I'm sure you can conquer this valley.