Zong SIM Lagao Offer Is Also Called Zong Band SIM Offer As It Is Available To Only Those Prepaid Users Who Have Not Activated Their SIM During The Last 30 Days Or More. It Is A Good Method For Those Who Want Free Internet And Minutes Without Spending Any Money. This Offer Not Only Provides Free Resources But Every Time You Recharge Your Account Some Extra Resources Will Also Be Provided. So If You Have Not Active Your Zong SIM In Last Month…