Company Limited - Translation - Ref: IR61/002 22 February 2018 Re: Management Discussion and Analysis for Yearly Ending 2017 To: President The Stock Exchange of Thailand Pursuant to JMT Network Services

: Management discussion and analysis for the year ended December 31, 2017 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the audited financial statements of Wiik

Public Company Limited - Translation - Ref: IR61/002 26 February 2019 Re: Management Discussion and Analysis for Yearly Ending 2018 To: President The Stock Exchange of Thailand Pursuant to JMT Network

Ref. PDI/BK-BS-050/2019 9th August 2019 Re: Management Discussion and Analysis (MD&A) For the three-month and six-month periods ended June 30, 2019 To: President The Stock Exchange of Thailand PDI

The Stock Exchange of Thailand The Board of Director’s meeting No. 6/2019 of General Engineering Public Company Limited (“the Company”) held on August 14, 2019 has approved and verified the financial

-Translation- Ref. EIC-AD017/2018 May 15, 2018 Subject: Management Discussion and Analysis for the Quarterly Performance Ending March 31, 2018 To: President The Stock Exchange of Thailand Reference is made to

(Translation) NEP-AC 002/2561 9 August 2018 Subject : Management Discussion and Analysis for 2nd Quarter ended 30 June 2018 To : The President The Stock Exchange of Thailand Operating Result NEP

Stock Exchange of Thailand The Board of Director’s meeting No. 5/2018 of General Engineering Public Company Limited (“the Company”) held on 14 August 2018 has approved and verified the financial

(Translation) NEP-AC 003/2561 8 November 2018 Subject : Management Discussion and Analysis for 3rd Quarter ended 30 September 2018 To : The President The Stock Exchange of Thailand Operating Result

Jaymart Public Company Limited No. IR61/016 13 November 2018 Subject: Management Discussion and Analysis, 3nd Quarter Ending 30 September 2018 Attention: President The Stock Exchange of Thailand Regarding