Our terms of payment are by a confirmed irrevocable letter of credit by draft at sight.

我们的支付方式是以保兑不可撤消的、凭即期汇票支付的信用证。

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Our usual terms of payment are confirmed, irrevocable letter of credit by sight draft against presentation of shipping documents.

我们通常支付方式是保兑的、不可撤消的信用证，凭即期汇票呈递货运单据付款。

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Payment: By irrevocable documentary letter of credit opened through Bank of China and drawn at sight.

支付方式：凭中国银行开立的不可撤销的跟单即期信用证支付。

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