Q: Where Is Your Factory?
A: Changsha city, Hunan province, China.Q: Are You Trading Company Or Manufacturer?
A: We have complete manufacture line and specialized in filter over 2 decade.Q: How Long Would My Products Be Delivered To Destination?
A: 15-30 days generally, mainly depending on the quantity.Q: Can I Get A Sample Tested? Is That Provided For Free?
A: Sure, but we are sorry that we don’t provide sample for free.Q: Can You Accept OEM?
A: Yes. We could do OEM and put your logo.Q: Do You Have A Certification?
A: Yes. We have ISO / CE certificate and certificate of patent.