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

Known widely as SIM Information Service, this facility is designed to track any Pakistani SIM card legally. Mostly, it is used in security agencies and telecom companies for multiple purposes.

Identity Card, on the other hand, has a key role in this system. Every 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.

Within the SIM Info Service, the government of Pakistan can track any SIM card used within its territory. This is possible by linking the more info SIM to the owner's CNIC. Subsequently, it assists in fighting against illegal activities, and it also enhances security and prevents misuse of the SIM cards.

Every mobile operator in Pakistan is required to maintain a service that links their subscribers' SIM cards to their CNICs. This is done by the mobile operators in collaboration with the Pakistani government.

Moreover, the SIM Information service allows users to check their registered SIMs conveniently. Through this service, anyone can instantly get their SIM data without having to visit any telecom office.

In essence, SIM Info Service and CNIC linkage in Pakistan is a important step towards ensuring better security and increased management of communication services. This service is not only beneficial for the government but as well provides an additional layer of protection to anyone using a SIM card in the country.

Conclusively, the SIM Information System plays an indispensable role in monitoring SIM card usage and managing security in Pakistan. Tied with CNIC, it strengthens the effectiveness of security efforts by facilitating the process of identifying any SIM card's user. It is indeed a strong tool in Pakistan's telecommunication industry.