2, to prevent conflict of interest: hospitals, as health care providers, if involved in the sale and purchase of medical devices, there may be a conflict of interest, and affect the impartiality and credibility of the hospital;
3. Maintaining market order: the medical device market is a special market that requires strict management and supervision by the government and regulatory agencies. If hospitals are allowed to buy and sell medical devices, it may lead to chaos in the market order, affecting market competition and consumer interests.