to investors in private placement, the acquisition of assets and convening the Extraordinary General Meeting of the Shareholders No. 1/2018 (Revise 2) To : President, The Stock Exchange of Thailand

Exchange _______________ By virtue of Sections 16/6 of the Securities and Exchange Act B.E. 2535 (1992) as amended by the Securities and Exchange Act (No. 4) B.E. 2551 (2008) and Sections 35, Section 67

Machines for the Debenture Debt repayment To: President The Stock Exchange of Thailand Enclosure: Information Memorandum on the Asset Disposal, Schedule 1 of Rich Asia Corporation Public Company Limited

SAAM Energy Development Public Company Limited - 1 - 13 February 2019 Subject: Management Discussion and Analysis for the year ended 31 December 2018 To: The President The Stock Exchange of Thailand

for the year ended December 31, 2019 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the audited financial statements of WIIK Public Company Limited “the Company

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 9 May 2019 Re: To clarify the financial statements as of 31 March 2019 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

MDA Q1_2018 (Eng.) May 7, 2018 Subject : Interim Management Discussion and Analysis of Q1/2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements of

S&P MD&A Q1_2018-ENG -1- Ref. POL. 059/2018 May 08, 2018 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P

Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the year 2018. The MD&A would enable the investors to better

MD&A Q4_2018 (Eng.) February 21, 2019 Subject : Yearly Management Discussion and Analysis of 2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements