It is crucial to understand on the role that a SIM Information service plays. This system is a foundational element to communication services across Pakistan. Furthermore, the tie-in to the CNIC, which stands for Computerized National Identity Card is noteworthy.

Known widely as SIM Information System, this facility is established to trace any Pakistani SIM card legally. Mostly, it is used in security agencies and telecom companies for different purposes.

The CNIC, on the other hand, has a key role in this service. Every Pakistani citizen must have a CNIC, which is essentially their unique identifier. Through this number, they can trace the information of their tied-up SIM cards and the calls made from it.

Under the SIM Info Service, the government of Pakistan can track any SIM card used within its territory. Through here linking the SIM to the owner's CNIC. Consequently, it helps in fighting against illegal activities, and it also enhances security and prevents misuse of the SIM cards.

Each mobile operator in Pakistan is required to maintain a service that links their subscribers' SIM cards to their CNICs. The process is by the mobile operators alongside the Pakistani government.

Furthermore, the SIM Information service enables users to check their registered SIMs without any hassle. Through this system, anyone can quickly get their SIM details without having to visit any telecom office.

Basically, SIM Info Service and CNIC linkage in Pakistan is a important step towards ensuring heightened security and improved management of communication services. This service is beneficial not just for the government but also provides an additional layer of safety to anyone using a SIM card in the country.

In conclusion, the SIM Information System plays an indispensable role in tracking SIM card usage and managing security in Pakistan. Linked with CNIC, it maximizes the effectiveness of security efforts by making easier the process of finding any SIM card's user. It is indeed a formidable tool in Pakistan's telecommunication sector.