Second, in the early stage of acupuncture and moxibustion, the needle of bian stone was used to stimulate the superficial skin, so as to achieve the purpose of relieving pain.

In the third stage, the steel needle is perfected, which directly stimulates the nerves under the epidermis and achieves the purpose of dredging the meridians. This is a real stage in the development of acupuncture.

Fourthly, various subsequent acupuncture techniques and manipulations are derived from this basis to achieve the purpose of treating different diseases. However, the effect naturally does not reach the strength of directly using steel needles to deal with diseases.

Fifth, I hope you have targeted treatment. If it's just rehabilitation, there is nothing wrong with this method. But the price should be cheap, not because of novelty, how much it costs to delay the illness.