Q1: Are you a factory or trading company? A: We are a factory. Q2: MOQ? A: We don't have MOQ limit, you can order any quantity you want. If you need tanks with your specification, logo, packing, etc, please negotiate with us. Q3:Can I have a sample for testing? A: Actually we think samples are not very important.You can buy from anywhere.But we think our cargos will better then any others. Samples will be 10%-20% higher than the cargo. Q4:Can I add my logo on the machine? A:Yes,OEM is available for us. But you should send us the Trademark authorization letter. Q5:Shipping? A: a. International Experess: DHL/TNT/FEDEX/UPS (For sample) b. By air (For sample orders.) c. By sea (15-45days), port of loading: Shanghai d. By domestic logistics to your forwarder. (2-3days) Q6:Do you have inspection procedures for these machine? A:100% self-inspection before packing Q7: Delivery date? A: 1-3 days for sample, 15-20 days for 100pcs, 30-60days for 40HQ. Q8: Payment Method? A: T/T, and Paypal are all available. 30% deposit T/T in advance, rest against the Shipping Doc. 100% T/T in advance for sample order.