News- ZhengQun Medical Devices Co., LTD

Can wearing a gas mask prevent dimethyl ether poisoning?

Dec 07,2021
What are the precautions for children wearing masks?

Dec 02,2021
How to make children wear masks?

Nov 22,2021
How to choose children's masks?

Nov 16,2021
What are the precautions for wearing children's masks?

Nov 09,2021
What is the effect of wearing a dust mask?

Nov 01,2021
Which is the best anti-dust mask for daily air?

Oct 25,2021
What should I pay attention to when using dust masks?

Oct 19,2021
Is the tip of the mask facing up or down?

Oct 13,2021
Is the three-layer dust mask useful to prevent viruses? What is the difference between it and medical surgical masks?

Oct 09,2021
What is the material of the kn95 mask?

Sep 22,2021
Are kn95 masks anti-smog?

Sep 13,2021

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