2. With the development of society and the general improvement of people's living standards, as well as the change of human lifestyle, the total demand for health products has increased sharply, and the development trend of health industry has steadily increased.
3. The health industry, which is oriented by biotechnology and life sciences and covers the health service functions such as medical treatment, nutrition and health care, fitness and leisure, has become an important industry guiding global economic development and social progress in 2 1 century.