In Pakistan, one cannot emphasize enough on the role that a SIM Information system plays. This service 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.

Commonly referred to SIM Information System, this facility is implemented to trace any Pakistani Subscriber Identity Module card legally. Mostly, it is utilized in security departments and telecom companies for various purposes.

The CNIC, on the other hand, has a key role in this system. Each Pakistani citizen must have a CNIC, which is essentially their unique identifier. Through this number, they can locate 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 linking the SIM to the owner's CNIC. Subsequently, it assists in fighting against illegal activities, and it also enhances security and avoids misuse of the SIM cards.

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

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

Basically, SIM Info System and CNIC linkage in Pakistan is a crucial step towards ensuring enhanced security and increased management of telecommunication networks. This system is beneficial not just for the government but also provides an additional layer of protection to anyone using a SIM card in the country.

To sum up, the SIM Information System plays an indispensable role in monitoring SIM card use and managing security in Pakistan. Connected with CNIC, it maximizes the performance of security measures by easing the process of finding any SIM card's owner. It is indeed a strong tool in Pakistan's telecommunication sector.