Q1: Can I get some samples? A: Yes, we can provide free samples, but the shipping cost is paid by ourcustomers. Q2: What kind of payment terms do you accept? A: Payment via T/T, Western Union, bank card transfer or Bitcoin. Q3: What kind of transportation do we use? A: Samples can be DHL, UPS, TNT, EMS, Fedex, etc. For bulk orders, deliverywill be by air or sea. Q4: How about your delivery time? Generally, it will take 3 to 5 days after receiving your advance payment. Q5: How do you deal with quality complaints? A: First, our quality control reduces quality issues to close to zero. lf the qualitproblem is indeed caused by us, we will replace the product for free or refundyour loss. Q6: Do you test all goods before delivery? A: Yes, we have 100% testing before delivery, if you need, we are more thanwelcome to conduct internationally authorized third-party testing on theproducts.