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.
If you have an available pond to keep your tilapia in, fence off any outlets or inlets with fine mesh bamboo screen to prevent escape. The depth of the tank or pond should be no less than 3 feet. Prepare the tank by cycling it with the use of ammonia products.