วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC004/2019 November 13, 2019 Subject : The company’s operating result for the 3rd quarter of year 2019 To : The president, The Stock

November 14, 2019 Re : Approval of Acquisition of Assets To : The President The Stock Exchange of Thailand The Borad of Directors’ Meeting of World Corporation Public Company Limited (“the Company”) No.8

Assets (revised) To : The President The Stock Exchange of Thailand The Board of Directors’ Meeting of World Corporation Public Company Limited (“the Company”) No.8/2019 Held on November 14, 2019 at 14.00

Assets N Hospital Company Limited with additional 16.67 percent To : The President The Stock Exchange of Thailand The Board of Directors’ Meeting of World Corporation Public Company Limited (“the Company

: The President, The Stock Exchange of Thailand Enclosure: Information on the Connected Transaction: The Renewal of the Service Agreement with Harng Central Department Store Company Limited With reference

วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC001/2020 February 28, 2020 Subject : The company’s operating result for the year 2019 To : The president, The Stock Exchange of

February 28, 2020 SET-20-AC-001 Dear The President The Stock Exchange of Thailand Subject : Clarification of Result’s Operation for the year ended 31 December 2019 According to the resolution of

DEMCO 012 operating result Q 1-63 E DEMCO Public Company Limited No. Demco AC002/2020 May 18, 2020 Subject : The company’s operating result for the quarter 1/2020 To : The president, The Stock

-Translation- 1 -Translation- Ref. NCH 035/2020 August 10, 2020 Subject : Management’s Discussion and Analysis 2Q/2020 Attention : President The Stock Exchange of Thailand N.C. Housing Plc. (“the

Acc. 005/2020 August 10, 2020 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Quarter 2/2020 Dear Sir, S. Khonkaen Foods Public Company Limited