วันที่ 25 กุมภาพันธ์ 2558 May 15, 2020 Subject: Management’s Explanation and Analysis for the 3 months period ended March 31, 2020 Attention: Director and Manager The Stock Exchange of Thailand LDC

Microsoft Word - 2019_Q1 Results Notification letter_English May 14, 2019 The Director and Manager The Stock Exchange of Thailand Re: Information on First Quarter of 2019 Operating Results KCE

Attention: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for first 9 months of the year 2019

Attn: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for first quarter of the year 2020

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

returned negotiation and is this process was specified in the contract between the Company and customer? Normally, the Company does not have the policy to accept the return program rights. Therefore, there

26 February 2020 Subject : Management Discussion and Analysis for 2019 To : Director and the President, The stock Exchange of Thailand Yggdrazil Group Public Company Limited (“Company”) would like to

: President The Stock Exchange of Thailand CH. Karnchang Public Company Limited (“the Company”) and its subsidiaries would like to clarify the consolidated operating result and financial position for the six

: President The Stock Exchange of Thailand Global Service Center Public Company Limited ("the Company") would like to clarify the operating results for the year ended December 31, 2018 as follows: Operating

1 Translation CEN 013-2019 August 14, 2019 Subject Management discussion and analysis for business operation Quarter 2-2019 To The Manager and President The Stock Exchange of Thailand Operating