Complex sentence: It is a combined credit card, electronic purse and public transport payment card being the first such card when it was rolled out by its providers (MasterCard, Cathay United Bank and Acer e-Service) in June 2006.
Split into simpler sentences: It is a combined credit card, electronic purse and public transport payment card. The card was rolled out by its providers MasterCard, Cathay United Bank and Acer e-Service in June 2006.