催促买方尽快开立信誉证，确保交易顺利进行

已为您并了上述

·时间紧迫，如能尽快将信用证传真过来，我方将不胜感激。请尽快执行。

Timeispressing, so if possible, please fax over the L/C as soon as possible. We would greatly appreciate it if you could expedite this matter.

·供应商告知我们货物已备妥待运，我方要求你方尽快开立信用证，并确保货物的顺利运输。

Our suppliers have informed us that the goods are ready for shipment, and we hereby request that you expedite the opening of the L/C to ensure the smooth transportation of the goods.

·请尽快开立信用证以便我方能顺利执行合同，并支付货款。

Please expedite/ rush the L/C so that we can execute the orders and make the payment.

·商品已备妥，请尽快开立第422号合同的相关信用证，并支付货款。

The goods are ready. Please rush the L/C related to S/C No. 422 and make the payment.

希望以上内容对您有所帮助，内容整理排版可能存在个别错误，但大体意思应该没问题。