Medicament is substances or preparation for the prevention or treatment or diagnosis of human and livestock’s diseases. Drugs are classified as natural and synthetic drugs according to their sources. Medicine can also prevent diseases, treat diseases, reduce pain and improve health. Meanwhile it can improve the body's ability to fight disease or help diagnose diseases. The pharmaceutical industry is an important part of China's national economy. It is a combination of traditional industry and modern industry, and it contains the primary industry, secondary industry and tertiary industry, they are an organic whole. Its main categories include: chemical raw materials and preparations, Chinese herbal medicine, Chinese medicine, antibiotics, biological products, biochemical drugs, radioactive pharmaceuticals, medical equipment, sanitary materials, pharmaceutical machinery, pharmaceutical packaging materials and pharmaceutical business. The pharmaceutical industry plays a very important role in protecting and promoting people's health and improving the quality of life, and it is significant for family planning, disaster prevention, war preparedness and the promotion of economic development and social progress.