To be exact, it was in 1981 when it accepted 7 types of credit CARDS: Diner card, VISA card, Master card, American Express card, JCB card, Million card and US Federal card.

具体的说是1981年初开始的，一共有7种：大莱卡、维萨卡、万事达卡、运通卡、jcb卡、百万卡和联邦卡。

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American Express, as well as Visa and MasterCard, are expectant of Federal Reserve regulation on credit card transactions which could limit their interchange fee, or their capacity to charge different fees to different vendors.

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