SAAM Energy Development Public Company Limited - 1 - 4 January 2019 Subject: Management Discussion and Analysis for the 9-month ended 30 September 2018 To: The President of the Stock Exchange of

October 11, 2019 Re: Clarification of the operating results of company and its subsidiaries for the year ended as at December 31, 2018 To: Boards and Managements The Stock Exchange of Thailand K.C

Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis of significant changes for the 3-month period ended March 31

Discussion and Analysis for the year ended 2019 To: The President The Stock Exchange of Thailand Seven Utilities and Power Public Company Limited (“the Company”) would like to report the operating results of

R&B Food Supply Public Company Limited 15 May, 2020 Re Management Discussion and Analysis for the First Quarter ended March 31, 2020 Attn. The President The Stock Exchange of Thailand (SET) R&B Food

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

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

operating results for the 3-month period and 6-month period ending June 30, 2017 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its Subsidiary (together

turnover of raw material and keep minimum stock less than 30 days. 1.2 The cost of Sales-By-products set by depending on market price at the time of sales and the cost will contribute to the cost of main

: Management’s Discussion and Analysis for 3rd quarter ended as of September 30, 2017 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the company and