Hello! Welcome to visit Qingdao Derun Protective Equipment Co., Ltd. website !



Contact us

Enterprise:Qingdao Derun Protective Equipment Co., Ltd.

Contact : Ms. Chen

Domestic business unit:0532-82526216

Contact :Ms. Li

International Business Division0532-86538286

Email: derun13969753786@163.com

Address: block a, No.77 Huixiang street, Jimo District, Qingdao, Shandong Province

Your location: home > news  > Industry information
  • Do you know how to deal with the expiration of disposable medical masks?

    The quality requirements of disposable medical masks are relatively high. It consists of two parts: face mask and tension band. The face of the mask can be divided into three layers: inner, middle and outer. The inner layer is ordinary sanitary gauze …

  • Introduction to the protection principle of KN95 protective masks

    KN95 protective masks use mineral fibers, natural fibers or synthetic fibers to filter particulate matter. There are five mechanisms by which filter fibers filter particulate matter in the air, and they can work together.Sedimentation: large particula…

  • Some small knowledge about disposable medical masks

    The disposable medical mask consists of a face mask and a tension band. The face of the mask is divided into three layers: inner, middle and outer. The inner layer is made of skin-friendly materials, the middle layer is an isolation filter layer, and …

  • Can a person wear a mask when exercising?

    During exercise, the human body consumes more oxygen and requires a lot of oxygen. If you dont inhale oxygen in time after wearing a mask, it will cause severe hypoxia. This behavior not only causes damage to the human lungs, but also damages the huma…

  • Medical protective masks are friendly to patients with rhinitis

    In recent years, due to serious air pollution, people suffer from air quality hazards when they go out, and the spread of diseases has increased. In order to prevent this phenomenon, people often choose to wear medical protective masks when going out,…

  • Explanation of the difference between KN95 mask and N95 mask

    N95 maskN95 mask refers to a mask that has been certified by the National Institute of Occupational Safety and Health (NIOSH) with a protective effect of not less than 95% of non-oily particles. It is also not a specific product name. The mask materia…