Management Discussion and Analysis for the Year 2019 Business Overview Business overview of One to One Contacts Public Company Limited and its subsidiaries (“the Group”) for the year 2019 compared to

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