Purpose/Significance To explore the feasibility of applying blockchain technology to the current healthcare system of hospitals, and to achieve the purpose of protecting patients’ privacy to the greatest extent possible at a lower cost. Method/Process 505 questionnaires are randomly distributed and collected from people of different age groups in Beijing, Tianjin, Shanghai and Shenzhen who have a certain degree of understanding of blockchain technology, and the results are analyzed. Result/Conclusion Different age groups are highly concerned about personal privacy and privacy protection, and are willing to accept blockchain as an emerging technology. There is a greater demand and acceptance for the application of blockchain technology in the primary health care systems.