period last year. Net loss attributed to owners of the parent was THB 26.55 million, dropped by 84.57% from THB 172.13 million from those of same period last year. FINANCIAL POSITION Assets As of Q1-2020

Translation CEN 001-2020 March 2, 2020 Subject Management Discussion and Analysis for business operation of year 2019 To The Manager and President The Stock Exchange of Thailand Business operation as

, Samutsakhon 74000 No. DOD43/2563 May 14, 2020 To: The President The Stock Exchange of Thailand (SET) Subject: Management’s Discussion and Analysis for the first Quarter of 2020 DOD Biotech Public Company

Stock Exchange of Thailand Aapico Hitech Public Company Limited (“the Company”) would like to explain the consolidated financial statements of the Company for the 1st quarter of fiscal year 2023 ended as

the Stock Exchange of Thailand Attachment: Copy of financial statements dated on 30th June 2017 Thai-English each. Union Pioneer Public Company Limited would like to clarify the net profit for the 2nd

M.D.137 / 2019 June 26, 2019 Subject : Information on Connected Transactions Dear : President of the Stock Exchange of Thailand Kang Yong Electric Public Company Limited, hereby informs you the

) ( TRANSLATION ) Ref. AIT/19 - 244 July 5, 2019 Subject : Report on Information Memorandum regarding the acquisition of assets To : President The Stock Exchange of Thailand Enclosure : Information Memorandum

(Translation) CS 0297/2019 August 13, 2019 Subject: Connected transaction : Renewal of a hotel management advisor agreement Attn: President The Stock Exchange of Thailand With reference to the Board

August 14, 2019 Subject: Managing Discussion and Analysis for Q2/2019 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

1 / 2 IR.009/2018 14 May 2018 Re: Notification of the changes of the Profit and Loss Statement To President The Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the