Hospitals have security checks, so that doctors and patients are safer Hospitals are a place where people's emotions are very easily extreme. Patients and their families enter the hospital and are vulnerable to great emotional and economic pressure. In addition, China has a shortage of medical resou

2020 is a very extraordinary year for everyone, especially for public transport, such as rail transit, passenger and cargo transport or civil aviation, in the face of this sudden epidemic, not only to ensure the safety of passengers, but also to prevent external input, internal anti-rebound