1. What is your sample policy? A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost. 2.How to guarantee our quality? Our company has a professional testing team, Strictly produced and inspected according to the standard of IATF16949，ISO9001 & ISO14001. Defecective Rate is below 0.1%, 1:1 replacement or refund for any defective goods. 3.What is the warranty period of the product? 24 months, we have a dedicated after-sales team to solve problems for customers one to one. 4. Can you produce according to the samples? A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures. 5. What is your terms of packing? A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,we can pack the goods in your branded boxes after getting your authorization letters.