The postal cover was released by Tilak De, Chief Postmaster General, Odisha Circle, cum Chairman ODIPEX- 2014 on August 23 2014, during the 9th State Level Philatelic Exhibition-Odipex 2014 organised by Odisha Postal Circle, at Bhubaneswar.
Ansuman Das, Chairman-cum-Managing Director, NALCO graced the occasion as the chief guest. The special postal cover on NALCO is dedicated to three decades of Corporate Excellence, a company release said today.