电开保函是通过swift电报的形式发给受益人指定的银行，由受益人指定的银行转给受益人，不是通过电话或传真的方式。

信开保函是由保函担保人的银行直接出具纸质的保函正本给保函受益人。还是信开保险一些，适用于各类保涵。

  L/C amount 信用证金 L/C number 信用证号码to open by airmail 信开    to open by cable 电开    to open by brief cable 简电开证    to amend L/C 修改信用证    fixed L/C or fixed amount L/C 有固定金额的信用证    Sight L/C 即期信用证    Usance L/C 远期信用证    Buyer's Usance L/C 买方远期信用证    Traveler's L/C 旅行信用证    Revocable L/C 可撤消的信用证    Irrevocable L/C 不可撤消的信用证    Confirmed L/C 保兑的信用证    Unconfirmed L/C 不 保兑的信用证    Confirmed Irrevocable L/C 保兑的不可撤消信用证    Irrevocable Unconfirmed L/C 不可撤消不保兑的信用证    Transferable L/C 可转让信用证    Untransferable L/C 不可转让信用证    Revolving L/C 循环信用证    Reciprocal L/C 对开信用证    Back to Back L/C 背对背信用证    Countervailing credit （俗称）子证    Letter of Credit (L/C) 信用证    form of credit 信用证形式    Terms of validity 信用证效期    Expiry Date 效期    Date of issue 开证日期    L/C amount 信用证金额    L/C number 信用证号码    To open by airmail 信开    To open by cable 电开    To open by brief cable 简电开证    To amend L/C 修改信用证    Fixed L/C or fixed amount L/C 有固定金额的信用证    Sight L/C 即期信用证    Usance L/C 即期信用证    Buyer’s Usance L/C 买方远期信用证    Traveler’s L/C 旅行信用证    Irrevocable L/C 不可撤消信用证    Confirmed Irrevocable L/C 保兑不可撤消信用证    Irrevocable Unconfirmed L/C 不可撤消不保兑信用证    Transferable L/C 可转让信用证    Untransferable L/C 不可转让信用证    Revolving L/C 循环信用证    Reciprocal L/C 对开信用证    Back to Back L/C 背对背信用证    Countervailing credit（俗称）子证    Overriding credit 母证    Banker's Acceptance L/C 银行承兑信用证    Trade Acceptance L/C 商业承兑信用证    Red Clause L/C 红条款信用证    Anticipatory L/C 预支信用证    Credit payable by a trader 商业付款信用证    Credit payable by a bank 银行付款信用证    usance credit payment at sight 假远期信用证    Uniform Customs and Practice for Documentary Credits 跟单信用证统一惯例    Credit with T/T Reimbursement Clause 带有电报索汇条款的信用证    method of reimbursement 索汇方法    without recourse 不受追索    Opening Bank' Name & Signature 开证行名称及签字    beneficiary 受益人    guarantor 保证人    Exporter's Bank 出口方银行    Importer's Bank 进口方银行    Seller's Bank 卖方银行    Buyer's Bank 买方银行    Paying Bank 付款行，汇入行    Remitting Bank 汇出行    Opening Bank 开证行    Issuing Bank 开证行    Advising Bank 通知行    Notifying Bank 通知行    Negotiating Bank 议付行    Drawee Bank 付款行    Confirming Bank 保兑行    Presenting Bank 提示行    Transmitting Bank 转递行    Accepting Bank 承兑行    Additional Words and Phrases    pay bearer 付给某人    bearer 来人    payer 付款人    consignee 受托人    consignor 委托人    drawer 出票人    principal 委托人    drawee 付款人    consingnee 受托人    truster 信托人    acceptor 承兑人    trustee 被信托人    endorser 背书人    discount 贴现    endorsee 被背书人    endorse 背书    holder 持票人    endorsement 背书    bailee 受托人，代保管人    payment against documents 凭单付款    payment against documents through collection 凭单托收付款    payment by acceptance 承兑付款    payment by bill 凭汇票付款    Letter of Guarantee (L/G) 保证书    Bank Guarantee 银行保函    Contract Guarantee 合约保函    Payment Guarantee 付款保证书    Repayment Guarantee 还款保证书    Import Guarantee 进口保证书    Tender/Bid Guarantee 投标保证书    Performance Guarantee 履约保证书    Retention Money Guarantee 保留金保证书    Documents of title to the goods 物权凭证    Authority to Purchase (A/P) 委托购买证    Letter of Indication 印鉴核对卡    Letter of Hypothecation 质押书    General Letter of Hypothecation 总质押书