Traditional Chinese medicine practitioners used to follow the ancient "general" method when processing drugs.

The law of ancient times. The predecessors of the Han school used to follow the ancient "one general" method. In the past, Chinese pharmacists followed the ancient law and solidified the soul of herbs. The processing technology of Han school is characterized by paying attention to the original, selecting carefully, distinguishing clearly, carving meticulously and excelling in workmanship. The school adheres to the core elements of not losing medicine, not using medicine, guiding the situation, reducing toxicity and increasing efficiency, and adhering to the concept of "although no one sees it, they are interested in knowing it", which has been passed down for five generations, affecting all parts of Central China and radiating the whole country.