So SIM toolkit, which is tied to the SIM card is not the right solution. USSD or SMS services are more portable. Plus all the SIM toolkit apps are developed by the big SIM vendors (Gemalto, G&D/Smarttrust, Oberthur) who are located in Europe or China.
Freezing Cooked Tilapia. Leftover tilapia dishes can be wrapped tightly and frozen. Once in the freezer, the tilapia can remain for up to six months. Fresh tilapia can be stored for up to six months as well.
Leave the freezer door closed. A full freezer should keep food safe about two days -- a half-full freezer, about one day. Add bags of ice or dry ice to the freezer if it appears the power will be off for an extended time. You can safely re-freeze thawed foods that still contain ice crystals and are 41Â°F or less.