top of page


Air freshener principle
Air freshener products have five main functions: sterilisation, deodorisation, deodorisation, clean air and dust filtration. What is the...
Alegra
Jun 25, 20243 min read


Advantages of air purifier
In today's increasingly serious pollution, more and more families are starting to use air purifiers, but in the face of a large number of...
Alegra
Jun 20, 20245 min read


Principle of Negative Ion Generator
A negative air ion generator is the use of a high-voltage corona to increase the negative ions in the air, thereby improving air quality,...
Alegra
Jun 18, 20243 min read
bottom of page

