1. EDS BUSINESS CONFIDENTIAL This document contains information proprietary to EGAT Diamond Service Co.,LTD. It is submitted in confidence and is to be used solely for the purpose for which it is furnished and returned upon request. This document and such information is not be reproduced, transmitted, disclosed or used otherwise in whole or in part without the written authorization of EGAT Diamond Service Co.,LTD. 1st February, 2010 EGAT Diamond Service Co., Ltd. General Information ( for Construction Partner) Discussion 11

2. This document contains information proprietary to EGAT Diamond Service Co.,LTD. It is submitted in confidence and is to be used solely for the purpose for which it is furnished and returned upon request. This document and such information is not be reproduced, transmitted, disclosed or used otherwise in whole or in part without the written authorization of EGAT Diamond Service Co.,LTD. EDS BUSINESS CONFIDENTIAL EGAT Diamond Service Co.,LTD. 1 Preface EGAT 45% RATCH 10% MC 15% MHI 30% □ Outline of EGAT Diamond Service Brand Logo Mark of EDS EDS Shareholder 1 EGAT Diamond Service Co., Ltd.. ・ Corporate Name : EGAT Diamond Service Co., Ltd. ・ EGAT Diamond Service Corporation is called “EDS” for short. ・ EDS established on December 2009 by 4 Companies as Joint Venture. □ Message form General Manager Thank you very much. EDS established under the good relationship between EGAT and Mitsubishi. So, I hope also make the excellent relationship with you. My building concept is “Green building”. This mean is “EDS use high technology to keep green nature for your smile and next generations.” I think constructor selection priority points are Safety, Good quality, Keep schedule in the Reasonable Price. I’m looking forward to your interesting idea to meet with my concept. Mr. Natthaporn Nivamachant General Manager

3. This document contains information proprietary to EGAT Diamond Service Co.,LTD. It is submitted in confidence and is to be used solely for the purpose for which it is furnished and returned upon request. This document and such information is not be reproduced, transmitted, disclosed or used otherwise in whole or in part without the written authorization of EGAT Diamond Service Co.,LTD. EDS BUSINESS CONFIDENTIAL EGAT Diamond Service Co.,LTD. 2 Business outline of EDS □ What’s GTCC? □ Business outline EDS is a Repair & Maintenance shop of GTCC Power Plant Hot Parts (Combustor, Blade & Vanes) as the best supporter of customer. EDS Support area is not only Thailand, but also South East countries around Thailand. GTCC Power Plant Hot Parts GTCC (Gas Turbine Combined Cycle) is a name of electric power generation system. This system is one of the most important technology to reduce CO 2 for future. Moreover electric generation cost is cheaper than other methods. Mitsubishi Gas Turbine Rotor Ratchaburi GTCC Power Plant

4. This document contains information proprietary to EGAT Diamond Service Co.,LTD. It is submitted in confidence and is to be used solely for the purpose for which it is furnished and returned upon request. This document and such information is not be reproduced, transmitted, disclosed or used otherwise in whole or in part without the written authorization of EGAT Diamond Service Co.,LTD. EDS BUSINESS CONFIDENTIAL EGAT Diamond Service Co.,LTD. EDS Vision Image 3 For the all Activity… Clear… Sunny and wind… For the all Smiles… We will grow up green for the future of earth.

5. This document contains information proprietary to EGAT Diamond Service Co.,LTD. It is submitted in confidence and is to be used solely for the purpose for which it is furnished and returned upon request. This document and such information is not be reproduced, transmitted, disclosed or used otherwise in whole or in part without the written authorization of EGAT Diamond Service Co.,LTD. EDS BUSINESS CONFIDENTIAL EGAT Diamond Service Co.,LTD. 4 Construction schedule □ Construction schedule Constructor should be keep following schedule in basically. If constructor have more better idea, we can discuss with constructor. Construction schedule

6. This document contains information proprietary to EGAT Diamond Service Co.,LTD. It is submitted in confidence and is to be used solely for the purpose for which it is furnished and returned upon request. This document and such information is not be reproduced, transmitted, disclosed or used otherwise in whole or in part without the written authorization of EGAT Diamond Service Co.,LTD. EDS BUSINESS CONFIDENTIAL EGAT Diamond Service Co.,LTD. 5 Location □ Address □ Land information ・ Land size: 15Rai ( ※ 24000m 2 ) ・ This land abuts onto a road. ( ※ Surveyor does not measure yet. ) EDS workshop will construct in Navanakorn Pathumthani Land shape and size

7. This document contains information proprietary to EGAT Diamond Service Co.,LTD. It is submitted in confidence and is to be used solely for the purpose for which it is furnished and returned upon request. This document and such information is not be reproduced, transmitted, disclosed or used otherwise in whole or in part without the written authorization of EGAT Diamond Service Co.,LTD. EDS BUSINESS CONFIDENTIAL EGAT Diamond Service Co.,LTD. 6 Roughly Layout