DEMERARA Bank Limited yesterday observed their 20th anniversary and in observance of the occasion, last night they launched their VISA Credit Card at Pegasus, Georgetown. The card was endorsed by President Donald Ramotar and Minister of Finance Dr. Ashni Singh.Demerara Bank Limited is a Guyanese bank that credits customers as its greatest asset, says Chairman of the Board of Directors, Dr. Yesu Persaud.( See story in tomorrow’s issue)