It is crucial to understand on the role that a Subscriber Identity Module Info service plays. This service is a foundational element to telecommunication networks across Pakistan. Furthermore, the tie-in to the CNIC, which stands for Computerized National Identity Card is highly important.

Commonly referred to SIM Info Service, this facility is established to track any Pakistani Subscriber Identity Module card legally. Mostly, it is exploited in security sectors and telecom companies for multiple purposes.

Identity Card, 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 corresponding 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. This is possible by linking the SIM to the owner's CNIC. As a result, it assists in addressing illegal activities, and it also enhances security and prevents misuse of the SIM cards.

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

Moreover, the SIM Information service lets users to check their registered SIMs with ease. Through this system, anyone can immediately get their SIM details without the necessity of visiting any telecom office.

Essentially, the SIM Information System and CNIC linkage in Pakistan is a crucial step towards ensuring better security and increased management of mobile communication setups. This system is not only beneficial for the government but also provides an additional layer of safety 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. Tied with CNIC, it strengthens the efficiency of security sim information efforts by easing the process of locating any SIM card's user. It is indeed a powerful tool in Pakistan's telecommunication industry.