Write an Android application

we are in the cyber field our main product is a security product cretaed to protect android OS from cyber attacks that will damege the wires form the cpu and the screen of the android devices we need a third party program to test our product we need this functions to be in the app function 1 - we need a "program" that will lock the screen off every time the user trying to open the device function 2 - we need an sms message sender in the app that we can send the "program" to our users function 3 - we need the "program" to install automatically on the users devices function 4 - we need to know where the exact file the "program" will be in the device function 5 - we need a monitor that will tell us if the "program" still on the device