Q1: Can i get sample first? A :Yes.Sample is available if you would pay the friehgt . In additon,we can produce the sample with the custom design artwork printing if you pay the sample fee . Q2:What's your production lead time? Around 10 to 25 days according to the order quantity and production details. Q3:What is your minimum order quantity? 500pcs Q4:What kind of files do you accept for printing? AI, CDR, PDF, PSD,EPS, high resolution JPG or PNG. Q5:Do your company have any certification? Yes , ISO9001:2009, SGS, WCA,FSC. Q6:Are you manufacturer or trader ? We are manufacturer in China and our factory is located in Shanghai City .Factory visit is welcome !