DCORP 011/2019 February 27, 2019 Subject: Report on the overall operation of the year 2018 ended December 31, 2018 and the decrease in the overall operation more than 20 percent Attention: President Stock

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 2019 ended March 31

Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for second quarter of the year 2019 ended June 30

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

., Ltd and appointment of member of audit committee. (Revised) To: President The Stock Exchange of Thailand Enclosure: Information Memorandum regarding the Acquisition of Asset of Demeter Corporation

nesses in the oup. mentioned d ll complete s vant approval general publi n accordance hen transfer th ess of any cir eeting in adva ovide opinio o analyze an subsidiaries   d Road, Km , 32 square

President The Stock Exchange of Thailand Capital Engineering Network Public Company Limited (“the company” or “CEN”) hereby noticed that resolution from Board of Directors No.4/2020 held on August 14, 2020

. Prior to granting approval for lending money for purchasing securities or lending securities for making a short sale to any person, a securities company shall: 6 Repealed by the Notification of the Office