That Party, claiming that FM has occurred, must advise the other Party thereof without delay by facsimile, fax- number +66 2 108 1831 (or +82 2 6444 1111) and by registered airmail, and / or courier mail to the address, mentioned in this contract under article within ten (10) days of the first occurrence of FM, full particulars thereof including its date of first occurrence and of the cause or event given to it. A statement by a Chamber of Commerce, confirming the accuracy of the particulars contained in such notification shall be attached thereto without notification as stated above, the events and causes claimed by the other Party as FM will not be accepted by the other Party.