The delivery time shall be within 4 months after effective date.The beginning of and the adherence to the period of delivery depends on (1) the clarification of all commercial and technical details in every respect, (2) the acquirement of all the required licenses and permits (if any), and (3) the receipt of advanced payment and the opening of the letter of credit, which would be considered as the effective date of the contract.Necessary efforts to recover delays caused by other than Supplier shall be considered as an additional order. Extension of the project execution period due to causes out of Supplier’s responsibility shall be subject to an extension in time / additional cost accordingly.The time schedule can only be complied upon fulfillment of the following preconditions: