J600f imei done after problem need help of z3x team

Helllo z3x team how are you i hope all is well
I have problem of two mobiles when i try imei repair j6000f all done also i do patch certificate all done
But my problem not solve emergency call only network not apear when i format mobile network work properly and after make restart or power off network not apear both mobiles j600f &a720 please need help