Pakistan army has its own secret Defence budget.
Porkis army biggest assest were US aid to pak.
Large number of aircraft, frigates, helicopter, missiles and aircraft munitions were transferred to Pakistan as aid.
Arab countries also funds Pakistan Army in case of weaponry.
Eg Saudi buyed f16 for pak, etc
China is keeping pak army as an deterrent force against India through loan.
Pak army also runs about 20 billion dollar fauji foundation .
Drug money and aid money is used to fund pakistani 2 nd line of defence pak supported terrorist.
Pak also supples nuke and missiles to rogue states like dprk, Iran, etc