-Translation- 1 -Translation- Ref. NCH 049/2017 August 9, 2017 Subject : Management’s Discussion and Analysis Q.2/2017 (Revised) Attention : President The Stock Exchange of Thailand N.C. Housing Plc

25 April 2019 To: The President The Stock Exchange of Thailand Re: Q1-2019 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q1-2019 (Jan-Mar

Analysis Quarterly Ending March 31, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 2/2019 dated May 11

ที่ บช NO. AC. 002/2019 15 May 2019 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development Plc

30 July 2019 To: The President The Stock Exchange of Thailand Re: Q2-2019 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q2-2019 (Apr-Jun

Stock Exchange of Thailand Pursuant to JAS Asset Public Company Limited (the “Company”) Meeting Resolution No. 4/2018 on 8 August 2018, the resolution to certify the Company’s financial statements and

ที่ กบร No. Kor Bor Ror. 019/2018 November 12, 2018 President The Stock Exchange of Thailand Re : Inter-transaction of purchasing assets by subsidiary companies, and transaction of subsidiary company

October 28, 2019 To: The President The Stock Exchange of Thailand Re: Q3-2019 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q3-2019 (Jul

: President The Stock Exchange of Thailand According to JAS Asset Public Company Limited (the “Company”) Meeting Resolution No. 7/2019 on 11 November 2019, the resolution to certify the Company’s financial

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