... made by laser,engraved,embossed,transfer printing etc. 2.Should i pay extra for logo printing ?> NO,it's included ... in the unit price already. 3.How about the quality ?> Meet CE,FDA, Factory passed ... order ?> Yes,support sample order and small order 5.How much for 1pc sample ?> $50/pcs,if have stock ... design team is willing to do for you 7.how long for make a sample?> 7~21days depend ...