Frozen Shiitake Quarters the certificate we got:BRC,HACCP,ISO9001 the processing quantity: ... ,broccoli,cauliflower,soy bean,oyster mushroom stripes,shiitake whole,shiitake quarters,baby oyster mushroom,strawberry,apricot halves and dices,peach halves ... .We have obtained HACCP,ISO9001 and BRC certificate. Frozen Shiitake Quarters