Q: Are you trading company or manufacturer ? A: We are a manufacturer with own factory, professional in electric heaters more than ten years. Q: How long is your delivery time? A: Generally it is 3-5 days if the goods are in stock. 3 to 7 working days for sample,7 to 12 working days for mass production goods. Q: Do you accept customized? A: Yes , we have different customer make their own OEM product .so we also can make product as per your requirement