Business & Economy 0 1 min readMasterCard at a press conference starts ‘Char Chakka Hoi Hoi’ campaign for its Debit and Credit cardholders at a city hotel recently. 25 Jun 2014, 12:00 am0MasterCard at a press conference starts 'Char Chakka Hoi Hoi' campaign for its Debit and Credit cardholders at a city hotel recently. admin .