Traditional Chinese medicine includes Chinese herbal medicine, Chinese herbal pieces and Chinese patent medicine. Traditional Chinese medicine plant extracts mainly refer to the extraction of functional ingredients from traditional Chinese medicine plants as raw materials for natural medicine or botanical medicine, health food, cosmetics, food additives, etc. On the one hand, with the worldwide voice of "returning to nature", plant medicine and natural food have become popular drugs and food in the 21st century; on the other hand, with the development of society and the improvement of living standards, people's attention to diseases has changed from simple treatment to focus on disease prevention, making shellfish functional natural health food popular. Since the late 1990s, plant extracts have attracted more and more attention from the pharmaceutical and food sectors. It has become an important link in promoting the modernization and technological innovation of traditional Chinese medicine and is also an effective way for traditional Chinese medicine to enter the international market.