执事先生：订单号216--核桃仁我方已通过中国银行上海分行开立一张5万美元的信用证，以贵方为受益人，有效期至6 月30日。信用证将由伦敦银行确认。该行将凭单承兑发票所开金额。议付需凭下列单证：商业发票一式两份；提单一式两份；保险单一份。货物装运后请立即电报我方。X X X谨上
【正确答案】：Dear Sirs,Our Order No. 216-WalnutmeatWe have issued through the Bank of China, Shanghai branch the L/C for USD 50 000 in your favour, valid until June 30th. The L/C will be confirmed by the Bank of London, who will accept your draft on them at sight for the amount of your invoice.The documents required for negotiation are：Commercial invoice in duplicate；Bill of Lading in duplicate；An Insurance Policy.Please advise us by cable when the goods havebeen shipped, Yours sincerely,
