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.
When you go to get your tilapia out of the refrigerator, there are ways to check for freshness and to ensure that the fish hasn't gone bad. Look at the eyes on a whole tilapia fish. They should be bright in color and very clear. Feel the fish. There shouldn't be any slime, and the flesh should be firm .