... kinds of materials such as paper box, paper bag, carton box, paper printing card, non-woven bag, PP bag, hang tag, advertisement booklet ... we have a good track on the sample-making in order to let customers know the whole ... process.5-As for the sample-making, we can supply our own samples for free ... then will cost sample fee. And the sample-making cost will be refundable when order to us.6 ...