you must have information these days Pakistan is facing war that is based on internal and external terrorism and for country defecne different laws are making and SIMS Re-verification procedure is one of activity that is doing by governments of Pakistan for Pakistani people defence. According to Interior ministry of Pakistan different terrorist are using unregistered SIMs for communication and that is the big reason they are not easily find by governments law and order agencies so all unregistered and registered number again re-verified by PTA through Biometric system .
