, Managing Director of Credit Suisse, Singapore, and Vice Chairman of Credit Suisse Asia Pacific. Mr. Camacho was former Secretary of Finance and Secretary of Energy of Philippines. He has played eminent role

AC2802/2018 February 28, 2018 Subject: Management Discussion and Analysis for Year2017 To: Managing Director The Stock Exchange of Thailand The company would like to report the operation results for

showed a loss of Baht 275.46 million. Signature___________________________ (Mr.Supawat Sa-Nguan-Ngam) Position Managing Director Authorized to sign on behalf of the company

. Sincerely yours, ……………………………………. (Mr. Wirat Sukchai) Managing Director

AC0815/2017 August 15, 2017 Subject: Management Discussion and Analysis for Q2/2017 To: Managing Director The Stock Exchange of Thailand The company would like to report the operation results for the

. Compared to the same period of last year, it showed a loss of Baht 174.39 million. Signature___________________________ (Mr.Supawat Sa-Nguan-Ngam) Position Managing Director Authorized to sign on behalf of

means that such signing on those Agreements shall be complete within December 2017. Please be informed accordingly. Sincerely yours, -DR. WICHIT TECHAKASEM- Managing Director Authorized Person to Disclose

-added contribution to the shareholders onwards. Please be informed accordingly. Sincerely yours, -DR. WICHIT TECHAKASEM- Managing Director Authorized Person to Disclose Information Company Secretary Tel

หน้า 1 จาก 1 PAP_SET18004 Translation February 22, 2018 Subject: Management explanation and analysis for Year ended 31 December 2017 Attn: The Managing Director, the Stock Exchange of Thailand

จดหมายชี้แจงปี60e February 22, 2018 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis Ending 31 December 2017 Summary of operating result between 2017