In addition to the foregoing, the final payment stipulated in Article 7 (1) (b) and Article 7 (2) (b) hereunder shall be made to the extent it has passed Six (6) months from theMechanical Completion, or Six (6) months remained until expiration of warranty Period, whichever comes earlier, and Seller may have rights to submit Seller’s CommercialInvoice upon such months have passed. For avoidance of doubt, in case the Functional Guarantees are not met for reasons attributable to Seller by such period, such final payment shall be retained until such Functional Guarantees are met and all the cost and expense incurred to Buyer in making changes, modifications and/or additions to the Plant to attain such Functional Guarantees shall be paid by Seller and/or Seller shall perform such making changes, modifications, additions and/or delivering replacement materials etc at Seller’s risk and responsibility, as otherwise Buyer requires so. .Unless otherwise specified in the Purchase Order, all payment shall be made in Thai Baht currency.