SIM Application Toolkit. SIM Application Toolkit (commonly referred to as STK) is a standard of the GSM system which enables the Subscriber Identity Module (SIM) to initiate actions which can be used for various value-added services.
Cook them immediately if they have been thawed for no more than three days! Once you cook them they will last at least for another four or five days in the fridge! If nothing else put them in a good shrimp marinade for about one half hour - then SMOKE them over mesquite or hickory wood for one hour. These will be eaten up before five days is over! Good Luck & Bon Aperitif!
Tips. 1  How long does cooked shrimp last in the fridge? 2  To maximize the shelf life of cooked shrimp for safety and quality, refrigerate the shrimp in shallow airtight containers or wrap tightly with heavy-duty aluminum foil or plastic wrap. 3  Properly stored, cooked shrimp will last for 3 to 4 days in the refrigerator. To further extend the shelf life of cooked shrimp, freeze it; freeze in covered airtight containers or heavy-duty freezer bags, or wrap tightly with heavy-duty aluminum foil or freezer wrap.