From the point of view of human physiological structure, because the blood circulation of nasal mucosa is very strong, and the passage in nasal cavity is very tortuous, the nasal hair constitutes a filtering “barrier”. When the air is inhaled into the nostrils, the airflow forms a vortex in the tortuous channel, which heats up

Disposable Protective Face Mask（C006,Non-sterile）： HYNAUT brand. Direct sales from the factory to ensure high quality. Direct contract signing to ensure safe transactions. CE / FDA / TGA and other qualifications are complete. Various product test reports are available. Points for attention: 1.Please use it within the validity period 2.One time use only，please discard it properly

Innovation is the soul of enterprise development. Only through continuous innovation can enterprises seize the new opportunities in the new era, ignite the driving engine of enterprises and accumulate new kinetic energy for development to cope with the rapidly changing market. General secretary Xi Jinping pointed out: “looking back on the course of world development

Disposable medical mask is suitable for covering the mouth, nose and mandible of the user. It is used for wearing and blocking the exhalation or emission of pollutants from the mouth and nose in the general medical environment. The bacterial filtration efficiency of the mask should not be less than 95%. Not suitable for medical

Melt-blown fabric is made of polypropylene;Which consisting of many crisscrossed fibers;And formed the film layered in random directions;The fiber diameter ranges from 0.5~10 μm. High voidage, fluffy structure, good anti-fold ability; Good filtering, shielding, thermal insulation, oil absorption; Formed the core of face mask manufacture. The random distribution of the fibers give more opportunities for thermal bonding between fibers,made filter material has

   Qingdao Jiangshan Biomedical Industrial Park project, invested and constructed by Haishi Hainuo Group, covers an area of 517 acres in the first phase, with a planned construction area of 330,000 m2 and an investment of 1.9 billion yuan. The key domains of this industrial park will mainly involved in medical devices, bio-medicine, new materials,

Recently, work has resumed in various parts of the country, and the epidemic situation has gradually improved, but 0 new additions ≠ 0 infections. Before defeating the virus, the medical staff is still struggling in the front line. The 120 trillion cells in our body are playing offensive and defensive battles of viruses and cells

With the recent development of the new crown pneumonia epidemic in South Korea, international public welfare cooperation around the epidemic has also accelerated into the second half: it is no longer unilaterally assisting China by other countries, but mutual assistance and support among countries around the world. On March 17, the Ban Ki-moon Foundation and