I, the undersigned Mr. Young Fan representing Young’ Refractory Materials Ltd., duly established by and existing under the law of the People’s Republic of China and having its office at address, heaeby authorized the below-mentioned persons Mr. Ma Jun, to represesnt us with regard to the Bid No. NAM 991208 (Package No. 4: Dead-Burned Magnesite) for supply of relevant equipment and services, and also duly certify that the signatures of the below mentioned persons are genuine and authentic in representing us.

Ma JunYoung Fan

(Project Manager)(President)

Young’s Refractory MaterialsYoung’s Refractory Materials

Address:Address:

December 18,2002December 18,2002