ended December 31, 2019 was as mentioned earlier. Please be informed accordingly, Yours sincerely, ............................................... (Mr. Taksin Tantipijit) Managing Director Firetrade

. Sitthiporn Jaraspridalarp Power of the director One director signs with the Company’s seal affixed บมจ.0107537002109 บริษทั ดีมีเตอร ์คอรป์อเรชัน่ จ ำกดั (มหำชน) Demeter Corporation Public Company Limited เลข

Yothinpattana ,Khlong Chan, Bangkapi, Bangkok, Thailand , 10240 Tel: 02-158-2000,02-1586121,02-1586147 Fax: 02 158-6148,02-1586149 www.eastern-groups.com Director will promptly determine the date and agenda of

Muttaraid Director

. Yours Sincrely, ( Mr.Chane Laosonthorn) Director

หนังสือแสดงการรับทราบความผิด 14 May 2020 Subject : Management Discussion and Analysis of the first quarter 2020 ended 31 March 2020 Attn. : Director and Manager The Stock Exchange of Thailand Encls

accordingly Yours sincerely, ( Mr. Santi Piyatat ) Managing Director K.C. Property Public Company Limited

was mainly from decreased of building and equipment expenses. Please be inform accordingly Sincerely Yours, -Mr. Thaveedej Uyawong- (Mr. Thaveedej Uyawong) Director Authorized to sign on behalf of the

Yours, (Mr.Wanthana Jaroennawarat) Director

, ............................................... (Mr. Taksin Tantipijit) Managing Director Firetrade Engineering Public Company Limited