the apk when install and open do not show the permissions To accept it

I am working from a period on developing an application for an Android contact I’ve finished making the app But I had a problem i put all permissions i need for my apk like network and contact permissions in AndroidManifest.xml but when i install the apk in my phone the apk just open Without telling me to accept permissions Which i put Ie the phone has been rejected automatically what i do ??