Medical devices belong to the biomedical industry. The main contents of the biomedical industry include: enzyme engineering, biochip technology, gene sequencing technology, tissue engineering technology, bioinformatics technology, etc. The biotechnology industry involves many fields such as medicine, energy, and chemical industry. The application of biotechnology to produce corresponding commodities can form an industry only after such commodities reach a certain scale in the market. Therefore, the connotation of the biotechnology industry should include biotechnology product development, large-scale production and circulation services. Medical equipment refers to instruments, equipment, utensils, materials or other items used alone or in combination with the human body