(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD17-033 13 th November 2017 Subject: Clarification of changes in excess of 20% in the operating results for Q3/2017 To : Director

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD18-004 26th February 2018 Subject : Clarification of changes in excess of 20% in the operating results for year ended 2017 To

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD19-007 14th May 2019 Subject : Clarification of changes in excess of 20% in the operating results for year Q1/2019 To : Director

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD19-015 9th August 2019 Subject : Clarification of changes in excess of 20% in the operating results for year Q2/2019 To : Director

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD18-014 14th August 2018 Subject : Clarification of changes in excess of 20% in the operating results for year Q2/2018 To : Director

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD18-019 12th November 2018 Subject : Clarification of changes in excess of 20% in the operating results for year Q3/2018 To

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD19-023 13th November 2019 Subject : Clarification of changes in excess of 20% in the operating results for year Q3/2019 To

ED-MD2020-0016 13th May 2020 Subject Clarification of changes in excess of 20% in the operating results for year Q1/2018 To Director and General Manager The Stock Exchange of Thailand Eureka Design

exchange and laws on public limited companies. The Company may offer to sell shares at a price higher than the registered value, provided that the Company shall allocate all proceeds in excess of the value

proceeds in excess of the value of all shares as share premium reserve, separately from the Company’s reserve fund. In making share payment, subscribers of shares are not allowed to set off their share