China Portable Portable_Oxygen_Concentrator_Price Portable_Oxygen_Concentrator Oxygen Concentrator 93%, Find details about China Oxygen Concentrator, Oxygen Generator from Portable Portable_Oxygen_Concentrator_Price Portable_Oxygen_Concentrator Oxygen Concentrator 93%
1.Q: How do I pay for my purchase order?
A: T/T is our first choice for payment
2.Q: What's the minimum order quantity?
A: 1000pcs if OEM, if not, 1 pc is available
3.Q: What's the delivery time?
A: 30-35days after sample confirmed and deposit received
4.Q: Do you have quality control?
A: We have 3 testing for every products. First testing is appearance and function testing. The second is 100% testing on the process of production. Final testing is pre-packing testing. So that we can ensure every our products are in reliable quality.
5.Q:How about the warranty?
A:1 year