operation business as GSTEL was currently in the process of debt restructuring and seeking funds from external source with aim to enhance its balance sheet and improve their financial strength. The Company’s

12,547 12,416 Gross profit margin (%) 22.84% 25.49% 26.48% Consolidated financial ratios 2018 2017 2016 Financial data and profitability ratios (continuous) Operating expense (include Research and

Research and Development) million baht 8,180 7,378 6,976 Operating expenses (including Research and Development) to sales (%) 16.00% 13.90% 14.17% Operating profit margin (%) 4.48% 8.94% 11.32% Other income

1 25 May 2020 Subject: Notification on Resolution of the Board of Directors’ Meeting No. 5/2020, Change of Directors and Directors’ Power, Entering into Connected Transaction, Entering into Transaction on Acquisition of Assets and Determination of the 2020 Annual General Meeting of Shareholders To: Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) and the Entry into Connected Transaction of Nation Broadcasting Corpor...

year 2018, ended 31 March 2018, that have been accordingly reviewed by the Company’s external auditor and by the Audit Committee at the meeting No.3/2018 held on 10 May 2018. Also, on this occasion, the

Limited (the “Company”) would like to inform you of the operating results for the year 2018, ended 31 December 2018, audited by the Company’s external auditor, reviewed by the Audit Committee at the meeting

the year 2018 Attn: Director and Manager, The Stock Exchange of Thailand With respect to the financial statements for the year 2 018 , as submitted by the Company, which has been audited by the external

of the previous year due to the Company needed funds to support project, therefore, increased external borrowing and overdraft with a relatively high interest rate. - At the end of the year of 2019

Company Limited (the “Company”) would like to submit a copy of its financial report and financial statements for the second quarter of the year 2017, ended 30 June 2017, reviewed by the Company’s external

income for the second quarter of the year 2017, ended June 30, 2017, reviewed by the Company’s external auditor, and by the Audit Committee at the Meeting No. 4/2017 convened on August 10, 2017 and