Q1.About sample order A: Sample order is acceptable to check quality and design. Q2.About shipment A: Just kindly tell us your address, we can help to check with shipping agent for a good delivery terms. Q3.About customized product service A: Customized product is available. Q4.About quality control A: Quality is the top priority.We always pay great attention to quality control from the beginning to the end of the production.Each product will be fully assembled and carefully tested before packing and shipping. Q5. About Warranty A: Each product from us have 1 year warranty.