March 20, 2019 Re: Notification of the Resolutions on the Acquisition of Land and Establishment of Subsidiary To: The President The Stock Exchange of Thailand Attachment 1. Information Memorandum of the

Discussion and Analysis for Year 2018 ended as of December 31, 2018 (Edited) Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the financial

ที่ กตพ Ref. DBP. 073 / 2019 May 13, 2019 Subject : Clarification on Operating Results for the 1st quarter ending March 31, 2019 To : President The Stock Exchange of Thailand Diamond Building

Discussion and Analysis for 1st quarter ended as of March 31, 2019 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the financial statement for

Extraordinary General Meeting of Shareholders No.1/2019 (EGM 1/2019) To: The President of the Stock Exchange of Thailand Attachment: 1. Information Memorandum of the Purchase and Acquisition of Entire Business

Subject : Notification for Resolution of Board of Director's Meeting No. 8/2019 regarding the Acquisition and Disposition of Assets of the Company Attention: President, The Stock Exchange of Thailand

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 8 August 2019 Re: To clarify the financial statements as of 30 June 2019 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

1 No. ACC 2019/004 13 August 2019 Subject : Management Discussion and Analysis for the three-month and six-month period ended 30 June 2019 To : President The Stock Exchange of Thailand Index Living

- ร่าง - 1 Aug 14, 2019 Subject Management Discussion and Analysis for the period of three months ended 30th June 2019 To President of the Stock Exchange of Thailand Secretary of the Office of

August 14, 2019 Ref: SET-2019-010 Re: Management Discussion and Analysis for Quarter 2’ 2019 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its