Islamabad: Pakistan’s best and most rapidly spreading mobile network, Zong, has decided to upgrade its existing network of internet services by providing 4G compatible SIMs in all those cities where 4G services are available, thesenlive reported.

According to sources in Zong, the new 4G SIMs of Zong are Universal SIMs which are different from conventional SIMs in terms of technology.

The Universal SIMs, according to Zong, comes with enhanced security features that have the capability to escape any security leakage, especially the ones that surfaced after Gemalto hack incident.

Zong claimed that they were investing in 4G SIMs not just to enhance their 4G network but especially to increase their consumer’s security in terms of leakage and is also aimed at enhancing national security.

According to Zong cutomer services, the new free 4G compatible USIMs are available in Rawalpindi, Islamabad, Karachi, Lahore, Quetta, Faisalabad and Peshawar, where customers convert  their existing SIMs into USIMs from their nearest service centres or Zong franchises.