Page 1 Date 25 February 2020 Re: Management Discussion & Analysis for the Year Ended 31 December 20020 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN PUBLIC COMPANY

February 26, 2020 Subject : Management Discussion and Analysis for year and 4th quarter ended December 31, 2019 Attention : President The Stock Exchange of Thailand 1. Operating Performance 1.1

์จ ำ กดั (มหำชน) Food and Drinks Public Company Limited 1 | P a g e February 27, 2020 Subject: Management discussion and analysis of the operating results for the year 2019 Attn: President The Stock

-TRANSLATION- 25 February 2020 Subject : Management Discussion and Analysis for 2019 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

DOD BIOTECH PUBLIC COMPANY LIMITED 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 Page 1 of 3 No. DOD026/2563 February 26, 2020 Subject Management Discussion and Analysis of for

หนังสือแสดงการรับทราบความผิด 27 February 2020 Subject : Management Discussion and Analysis of the year ended 31 December 2019 Attn. : Director and Manager The Stock Exchange of Thailand Encls. : A

February 28, 2020 Subject: Managing Discussion and Analysis for Year2019 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

(035) 350 880 Fax (035) 350 881 Website: www.aapico.com Management Discussion and Analysis for the 1st quarter of year 2017 2 Cost of sales and services Despite higher sales, cost of sales and services

-Translation- 1 -Translation- Ref. NCH 049/2017 August 9, 2017 Subject : Management’s Discussion and Analysis Q.2/2017 Attention : President The Stock Exchange of Thailand N.C. Housing Plc. (“the

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