Q1.In what way are connected to you ?
A:You can contact us by email,wechat and phone which in the bottom.
Q2.How to deliver the goods ?
A:According to the best choice ,express ,air or sea is ok .
Q3.Can you customize our own products?
A:Yes, we can. We are the manufacturer, and we can produce different kinds of air filters.
Q4.How about the service of the warranty?
A:Normally , you need to change the filters every six month, but it also based on how to use and the nvironmental condition.