29, big data, in various industries, medical, personal data analysis, retail, manufacturing, and other fields have brought impact are unprecedented.Such as telemedicine, remote medical treatment is difficult to be truly, now have this kind of big data, remote medical treatment can be achieved, including a lot of medical data digitization, don't have to take all medical records, with a specific data to run, these data are stored in the central system, and can be share each hospital.