PREPARATION TO HANDLE Y2K AS OF JUNE 30,1999

The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mr. Sommai Phasee Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mr. Sawanit Kongsiri Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mr. Khien Vongsuriya Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mr. Boonchoo Direksathapon Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mr. Worawit Khamkanist Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mr. James Seymour Dickson Leach Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mr. Peter Albert Littlewood Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mr. Kenneth Warren Oberg Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee The certification of the Year 2000 problem solving information We hereby certify that all information in this report is complete and accurate, not misleading or not lacking in significant information which may prejudice shareholders or investors. In this case, we have assigned Mr. Worawit Khamkanist to affix his signature on every page of all certified documents in order to be the evidence as the same series. If any document is not signed by Mr. Worawit Khamkanist , we assume that such document is not certified. Name Position Signature Mrs.Nongkran Chandhanayingyong Independent Director ____________________ Name Position Signature Mr. Worawit Khamkanist Managing Director and ____________________ (Appointee) Chairman of The Year 2000 Problem Solving Steering Committee ***