(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

) clients’ relationships of trust An intermediary shall take reasonable care to ensure the suitability of its advice and discretionary decisions for any client who is entitled to rely upon its judgment of

’ relationships of trust An intermediary shall take reasonable care to ensure the suitability of its advice and discretionary decisions for any client who is entitled to rely upon its judgment of such services; 3

shall take reasonable care to ensure the suitability of its advice and discretionary decisions for any client who is entitled to rely upon its judgment of such services; 3 (12) clients’ asset An