Management Discussion and Analysis for the year ended December 31, 2019 Attention The President The Stock Exchange of Thailand Attachment Report and financial statement for the year ended December 31, 2019

million Baht EASTERN WATER RESOURCES DEVELOPMENT AND MANAGEMENT PUBLIC COMPANY LIMITED MANAGEMENT DISCUSSION AND ANALYSIS FOR Q1/2020 Proportion of revenues and cost EASTERN WATER RESOURCES DEVELOPMENT AND

Management Discussion and Analysis, Q1/2020 Page 1/ 7 Jaymart Public Company Limited - Translation - Ref: IR63/007 15 May 2020 Subject: Management Discussion and Analysis Quarter 1/2020 ended 31

.0107559000397 Tel. 0 2026 0470 - 92 Fax. 0 2026 0499 E-mail. info@firetrade.co.th เลขประจ ำตัวผูเ้สียภำษี : 0107559000397 Page 1 of 2 Pages No. FTE 003/2020 18 May 2020 Subject Management Discussion and Analysis

No. IIG 001/2020 31 July 2020 Subject: Management discussion and analysis for the first quarter of 2020 Attn: Governors and President Market for Alternative Investment (mai) I&I Group Public Company

October 30, 2020 Subject: The Management Discussion and Analysis for the second quarter ended June 30, 2020 To: President The Stock Exchange of Thailand Well Graded Engineering Public Company Limited (“the

October 30, 2020 Subject: The Management Discussion and Analysis for the year ended 31st December 2019 To: President The Stock Exchange of Thailand Well Graded Engineering Public Company Limited (“the

1 No. KK ELCID 2563/003 November 11, 2020 Subject: Management Discussion and Analysis for the third quarter ended September 30, 2020 To: President The Stock Exchange of Thailand K&K Superstore

November 13, 2020 Subject: The Management Discussion and Analysis for the third quarter ended September 30, 2020 To: President The Stock Exchange of Thailand Well Graded Engineering Public Company Limited

No. IFS 061/2562 11 November 2019 Subject Management Discussion and Analysis of the 3rd Quarter 2019 Operating Results Dear Governors and President Market for Alternative Investment (mai) Infraset