Is the healthy air purifier useful?
You need to see how big the cadr value is and how high the negative ion content is. If you can release Van Doreen. General healthy air purifiers are effective for health. Because Fanduojing and negative ions are very helpful to prevent diseases and improve human immunity, there are brands of healthy air purifiers that love products in China, and CCTV has also reported that they love products. You can learn about it online.