I m interest on the sizes of,- 8.0mm- 11.5mm - 15.5mmI have few inquires,1. Did the product came with Warranty ?2. Min Order Qty ?3. Payment Term ? Any upfront payment ?4. Price FOB to NingBo ?5. Production days before ready to ship ?6. I want to see the samples, can you provide each model 1m length to me ? I can pay for the samples.7. Do you accept Direct CNY payment ? or USD ?Do let me know for further. Hope to get yours respond soon.Thanks.