/2561 August 7, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q2/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

continued offering low-end unlimited data plans in both prepaid and postpaid segments in order to maintain customer base and expand market share. Hence, mobile revenue slightly declined by 0.7% YoY to

dimensions – economy, society and environment – under good corporate governance, appropriate risk management and effective cost management. Guided by the Customer Centricity strategy and our resolution of

M.D. 219/2019 November 15, 2019 Subject : Disclosure of the information connected transaction (Revised) To : President of the Stock of Exchange of Thailand Kang Yong Electric Public Company Limited

1 / 2 No.IR.018/2020 14 May 2020 Re: Notification of the changes of the Profit and Loss Statement To: President Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the

Stock Exchange of Thailand Filter Vision Public Company Limited and its subsidiaries (Hereinafter called “The Group”) would like to submit Management’s discussion and analysis for the Year 2017 with the

Ref. No. 1805/025EN May 14, 2018 Subject Management Discussion and Analysis for Q1/2018 (Ending March 31, 2018) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company

- Translation - Ref : LPH/SET 2018/016 August 10, 2018 Subject : Clarification on the Operating Results for the 3-month and 6-month period ended June 30, 2018 (Q2/2018) To : President The Stock

May 15, 2017 Subject : Operating Result Quarter 1 Ending March 31, 2017 To : The President The Stock Exchange of Thailand WICE Logistics Public Company Limited would like to clarify the change in

/2561 June 19, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q1/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited