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

ending March 31, 2017 and 2016 consisted of the followings: (Unit: Million Baht) 2017 2016 - Current period income tax 0.55 0.32 - Income tax waiting for amortization (0.03) 0.95 Total 0.52 1.27 Analysis

1 (Translation) MD. 108/2017 Aug 7, 2017 Re: Management Discussion and Analysis For the Operating Results ended June, 2017 To: President The Stock Exchange of Thailand Management Discussion and

. Shareholders' Equity As of 30 June 2017, shareholders' Equity was Bt10,675 million, an increase of Bt685 million, mainly due to profit from the period and dividend payment. Analysis of performance Gross Profit

-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

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

of its assets. To achieve the target revenue. Financial ratio analysis. From debt to equity ratio of 0.56 times, there is no risk in borrowing.The Company's performance For three months Ended on June

Thailand Cal-Comp Electronics (Thailand) Plc. (“the Company”) would like to submit the analysis performance for the second quarter and the first half ended June 30, 2017 compared to the second quarter and