Yes, most of the therapies implemented in the physical therapy shops in health centers now have a disadvantage, that is, they are slow to take effect. Now most people are impetuous, and don't want to come once or twice without seeing the result. The biggest feature of bloodletting therapy in Wang's "Na Mai Fang" is its quick response, fewer acupoints and large amount of bleeding. A needle can greatly relieve the pain, which is exactly what patients need, but bloodletting therapy can't be done every day, and it has to be put once every once in a while. At this time, combined with other therapies in the store, customers are satisfied and you are satisfied, so customers can stay and profits can go up.