Despite repeated urging for issuance of credit, your letter of credit has not been received. Please open a letter of credit immediately, otherwise you cannot deliver the goods as planned.
Despite repeated reminders, you have not yet received your L/C. Please open a letter of credit immediately, otherwise the delivery cannot be made as planned.
We have not received your L / C despite repeated reminders for its opening. Please open the L / C immediately, otherwise the goods can't be delivered as scheduled.