all documents must be couriered to us ..in one lot by DHL courier service immediately after negotiation.
--在议付后,所有单据必须通过DHL一批快递给我方.
negotiation details to be endorsed hereof
--议付细节要背书
we will remit cover as per your instructions upon receipt of documents in compliance with credit terms.--在收到单据且单据符合信用证条款后,我方会根据贵方指令汇服务费（手续费）
we undertake to honour documents drawn in pursuance and in conformity with the terms of this credit.
-若所出具单据是依据信用证条款且与信用证条款相符,我方保证承付这些单据.
信用证中78写的,另外这种要求是否合理?
--条款很正常.
且LC中对快递公司可以提要求吗?
--一般是对受益人提要求不是快递公司,不过国际快递一般都是DHL.这个也很正常.