The new crown virus has been raging for nearly two years. According to past experience, it should be coming to an end soon, but he does not seem to stop at all. It may be his last struggle, or...
If you talk about the most important part of the hospital, it must be the operating room. Usually, in order to ensure that it will not be affected during the operation, the hospital will install th...
When making many ward doors, many different control methods are used. Therefore, for the maintenance of the ward door, there are certain requirements in terms of safety performance, and some knowle...