Quantity pack per polybag will adjust to the size and specific of fish e.g. 10-50pc/bag, fill with pure oxygen each bag seal with round thin rubber. spec sticker attached by each bag. 6 PE bag into stereoform box into carton box , 17-20kgs/box, 76x41x34 cm (LxWxH). Main Mark & side mark mentioned carton number refer packing list.