Q: Can I get some discount if I order more ? A: Yes,The more you order,the more you save. Q: How long is your delivery time? A: When the order is confirmed, 3 working days for the small order,10~15 days for the bulk. Q:How to choose suitable model? A:Please provide a photo of the product you used before or advise us your needs, we will give suggestion Q: What is your terms of payment ? A: 100% in advance. Payment>=50000USD, 50% T/T in advance, balance before shippment.