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

-o-Y due to the effect of the annual selling price adjustment, a change in foreign currency rates and an increase in the cost of goods sold resulting from a higher cost of raw materials Copper, Copper

The profit margin decreased slightly Q-o-Q, and dropped Y-o-Y due to the effect of the annual selling price adjustment, a change in foreign currency rates and an increase in the cost of goods sold

February 27, 2018 Subject Management Discussion and Analysis for the Year 2017 Ending December 31, 2017 To President and Director The Stock Exchange of Thailand Electronics Industry Public Company Limited

Microsoft Word - MDA Q1.2019 EN_Final Page 1 of 3 GEL.CS.004/2562 14 May 2019 Subject: Management Discussion and Financial Analysis for the operating results of the first quarter of 2019, ended March

., Nongeiroon, Banbueng, Chonburi, Thailand 20220 Tel. 038-160707 Fax. 033-047348 www.ndrubber.co.th No. NDR006/2019 8 August 2019 Subject: Management Discussion and Analysis (MD&A) Report for the Six-Month

quarter of 2018, the company recorded unrealized loss from mark-to- market price of investment in listed equity securities of Baht 31.03 million and Loss on sale of investment in Thanh Cong Securities Joint

1 Translation CEN 024-2018 May 15, 2018 Subject : Management Discussion and Analysis for quarter 1-2018 To : The Manager and President Business operation for 3 month period as ended March 31, 2018 of

gas and water. • Real estate project management business for the company and the general public. The Company would like to report the operating results for the year ended 31 May 2018 which were audited

Acc. 008/2018 November 8, 2018 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Quarter 3/2018 Dear Sir, S. Khonkaen Foods Public Company