Energy Development Public Company Limited (the “Company”) would like to provide explanation and analysis regarding financial performance and position for the year ended 31 March 2020 as follows. Financial

% Cost of sales and services 159.63 68.5% 135.06 67.9% 24.57 18.19% Gross profit 73.54 31.5% 63.78 32.1% 9.76 15.30% SG&A 44.75 19.2% 42.42 21.3% 2.33 5.50% Selling expenses 27.81 11.9% 20.75 10.4% 7.06

Ref No. CC20170803ELE August 10, 2017 Re: Clarification of the changes in operation performance for the second quarter and the first half ended June 30, 2017 Attn: The President The Stock Exchange of

No. CC20181103ELE November 12, 2018 Re: Clarification of the changes in operation performance for the third quarter and the nine- month period ended 30 September 2018 Attn: The President The Stock

Company used more working capital to finance inventory that increased financial cost compare to the same period last year. For overall 3rd quarter 2018 performance, the Company recorded total revenue of THB

Thailand LDC Dental Public Company Limited (LDC) would like to clarify the performance of the Company for the 9 months period ended September 30, 2018 which the details are as followed: Summary of the

partly offset by cost reduction of selling and administrative expense due to increased efficiency control. 3/5 Oishi Group Financial Performance for the nine-month period of 2018 Sales Total sales revenue

Energy Development Public Company Limited (the “Company”) would like to provide explanation and analysis regarding financial performance and position for the period ended 30 June 2020 as follows. Financial

the 2nd quarter of 2019 that has been audited from the external auditor, in order to disclose the information to investors and public. The Overview of Business Performance In the second quarter of 2019

Company”) would like to summarize its Q2/2019 operating performance for the period ending 30 June 2019 as follows: For the three-month, the Company and its subsidiaries’ posted a net loss of Baht 9.58