An important patent application came from the technology giant Xiaomi for Coronavirus, which is one of the important agendas of the world, started in Wuhan, China and spread to dozens of countries. As you know, the demand for the mask increased significantly after the epidemic. Many brands started selling masks and turned the crisis into opportunities. The Chinese technology giant Xiaomi, which is confronted with the diversity of its product range, made a smart mask move that will be evaluated at this point. What is Xiaomi aiming with the smart mask?