This Offer details:
- Surprise offer for Grameenphone Customers on 20 birthday!
- All Grameenphone active customers (except ERS and BPO SIM) are eligible for this offer
- This Offer will run from 27-Mar-2017 to 02-Apr-2017
- To Know this offer just dial *2020#
- This Offer can be taken only once during the campaign period