Since the outbreak of new coronavirus in 2020, the demand for epidemic prevention materials, especially masks, has been in short supply. Mask production enterprises have expanded their production scale, and new and expanded enterprises have sprung up like mushrooms.

Global public awareness of health protection has increased. For example, people who wear flu will wear masks. In addition, air pollution has become more serious in recent years, and cities in the Mainland have become more serious. Therefore, patented functional masks have a market.