China's "Drug Administration Law" provisions of Article 102: drugs, is used for the prevention, treatment and diagnosis of human diseases, to regulate the physiological function of the human and provisions have to adapt to the disease or functional indications, usage and dosage of material, i

People's endless pursuit of health has stimulated the continuous innovation and development of drug developers for different therapeutic drugs. In the experimental medical behavior, the most common test is the project of new drugs.

As is known to all, medical raw materials ago since in industrial materials, happen to coincide with biocompatible, radioactive, microbial pollution, chemical residues and degradation of practical problems.