What Does N95 Mask Mean? How Often Do I Need to Change?

As the number of people infected with COVID-19 continues to increase globally, the best preventive measure is to go to less crowded places. If you must go out, you must wear a mask and wash your hands frequently. There are many kinds of masks. We often say that it is better to wear N95 masks. […]


Tempered glass protector belongs to safety glass with good wear resistance and rigidity whose Mohs hardness is between 6-7. Chemical or physical methods are usually used to form compressive stress on the glass surface in order to improve the strength and toughness of glass. When the glass bears external forces, the surface stress is first […]


At present, the storefronts of most clothing brands are mainly single-fronted and two-fronted in the market terminal. The size of the window is basically between 1.8-3.5 meters. This kind of small and medium-sized window basically uses two or three models. Therefore, according to this actual situation, this article focuses on 2-3 models to introduce the […]

Creative Biolabs Released A Comprehensive CAR Design & Construction Service

As a biopharmaceutical company highly specialized in cancer treatment R&D, Creative Biolabs recently has launched a brand new CAR design & construction service, aiming at clearing the tumor without the toxicity of conventional treatments. CAR T therapy, a novel immunotherapy, is an excellent example of the application of basic research to the clinic. In detail, […]

What’s the Difference between Cargo and Logistics

Ⅰ. Introduction to cargo and logistics Logistics includes but is not limited to cargo. Complete logistics may include two core modules, transportation and warehousing, and even auxiliary modules such as sorting, which perform functions such as storage, transportation, loading and unloading, packaging, and processing of materials between production and consumption. Controlling such functions, the information […]

Have You Ever Used the 2D Fiber Array? Come to Meisu to Buy it Now!

Ⅰ. Properties of 2D fiber array Suitable for optical fibers of SM, MM, and PM Arbitrary fiber length and spacing Low PDL insertion loss Compact structure   The fiber array is commonly used in planar optical waveguide, arrayed waveguide grating, active/passive arrayed fiber device, silicon optical integration module, micro-electro-mechanical system, multi-channel optical module, etc. Thereinto, the 2D fiber […]

Polysorbate 20 as a Food Additive

Polysorbates have been approved as legal food additives in many nations and regions, including the European Union, the United States, Japan, Singapore and the Codex Alimentarius Commission.   In 2018, polysorbates 20 was approved by the Food Standards Australia New Zealand(FSANZ to be used as food additive. It is approved to be used as an […]

How to Avoid the Trap When Purchasing Surgical Mask Manufacturing Machine?

The production of surgical mask manufacturing machines requires three stages, one is the production of spare parts; the second is assembly; the third is machine debugging. At present, for the first two items, most mask manufacturers don’t have problems, but the debugging requires experienced engineers, which restricts the increase in the production capacity of surgical […]

Z-type BOG Compressor

The outstanding advantage of the Z-type boil off compressor is the small floor space, and its balance of inertia force can reach the best level. The cylinder centerline is perpendicular to the ground, so the cylinder does not bear the gravity of the piston assembly. The lubricating oil can be evenly distributed along the cylinder […]

China Exported 1.14 Million Tons of Medical Masks In the First Eight Months of 2020!

The global epidemic is still raging. The United States, India, France, the United Kingdom, the Netherlands, Italy and many other countries are in emergency, and lockdowns have begun again. Following this, the global demand for masks has also greatly increased. In the face of the rebound of the epidemic, the demand for medical masks, disinfection […]

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