Zong is rewarding its prepaid customers for using its money transaction service Zong Timepey with free minutes and free SMS. Zong is going to give 30 free minutes and 30 SMS on sending/ receiving money an amount of Rs. 4000 or more. Free minutes are only applicable on-net numbers. Free minutes and SMS can be availed within 7 days. Amount has to be sent collectively of 4000 rupees or more.