industrial waste to energy power plant project located at Ratchaburi Industrial Estate and operated by Progress Interchem (Thailand) Co., Ltd. (“Interchem”) with a contracted capacity of 4.0 MW (an installed

Attn President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for the second quarter of the year

654 3323 No. PACE 201711/01 Date: 14 November 2017 Subject: Explanation of the Operating Results for the Third Quarter of the Year 2017 (Q3 2017) Changing over 20% To: The President The Stock Exchange

654 3323 No. PACE IR2018/007 Date: 9 February 2018 Subject: Explanation of the Operating Results for the Third Quarter of the Year 2017 (Q3 2017) Changing over 20% To: The President The Stock Exchange

3344 Fax. 66 2 654 3323 No. PACE IR2019/001 Date: 28 February 2019 Subject: Explanation of the Operating Results for the year ended 31 December 2018 changing over 20% To: The President The Stock Exchange

Stock Exchange of Thailand PACE Development Corporation Public Company Limited (“the Company”) would like to report the operating results for the year ended 31 December 2018. The details are as follows

President The Stock Exchange of Thailand PACE Development Corporation Public Company Limited (“the Company”) would like to report the operating results for the third quarter of the year 2018 ended 30

AIT (SVP-SEC) 015E/2016 May 9, 2017 Subject: Management's Discussion and Analysis of Operating Results for Q-2016 To: The President of The Stock Exchange of Thailand Summary of Operations Q1- 2016

-1- AIT (AVP-SEC) 023E/2017 10 August, 2017 Subject: Management's Discussion and Analysis of Operating Results for Q2-2017 To: The President of The Stock Exchange of Thailand Summary of Operations Q2

percent To The President of the Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Results for the three-month and the six-month : Q2/2017 For the three-month ended 30