May 12, 2022 Subject: Management’s Discussion and Analysis for 1st quarter of 2022 ended as of March 31, 2022 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (“the

PERFORMANCE OF OVER 20 PERCENT FOR THE THIRD QUARTER OF YEAR 2017 COMPARED TO THE SAME PERIOD OF THE PREVIOUS YEAR ATTENTION PRESIDENT, THE STOCK EXCHANGE OF THAILAND Khon Kaen Sugar Industry Public Company

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

Samutprakarn, Samutprakarn 10280, Thailand Tel. 66 2323 1085..96 Fax. 66 2323 9283 (Translation) 11 May 2018 Subject: Management Discussion and Analysis (MD&A) of Q1/2018 To: Director and manager The Stock

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

บริษัท สำนักกฎหมายธรรมนิติ จำกัด Page 1 of 2 No. NDR006/2018 Date: 23 February 2018 Subject Management Discussion and Analysis (MD&A) Report for Q4/2017 Attention Directors and Manager, The Stock

Stock Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A for the year 2017 as of 31 December 2017 as follows: QoQ % YoY % THB'm % Net sales 212.16

May 15, 2018 Subject: Managing Discussion and Analysis for Q1/2018 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

บริษัท สำนักกฎหมายธรรมนิติ จำกัด Page 1 of 1 No. NDR010/2017 August 11, 2017 Subject Management Discussion and Analysis Report for Q2/2017 Attention: Directors and Manager, The Stock Exchange of

At Hor-For 0126/2550 November 7th, 2017 At Hor-For 0133/2560 Subject Notification of the performance of 3rd quarter ended September 30, 2017 Attn Directors and Manager, The Stock Exchange of Thailand