由于信用证余额是50，000美元，因此请将装运费用限制在此范围内。

As the balance of L/C is US$50,000, please make shipment within the amount.

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每次议付后于七天之内，议付银行未接到停止循环的通知时，本信用证项下尚未用完的余额，可积累于原金额中使用。

Should the Negotiating Bank not be advised of stopping renewal within seven (7) days after each negotiation, the unused balance of this credit shall be increased to the original amount.

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