Breaking the wall of traditional Chinese medicine is to break the walnut shell and take out the essence, so that the utilization rate of medicinal materials will be higher and the effect will be better. On the one hand, Cao Jinghua is really good. By using high-speed airflow wall-breaking and crushing technology, the effective components of medicinal materials are increased by 3-5 times. Our family has been buying products from Cao Jinghua, which is quite reliable.