set-q3-60 (Translation) LEE 21/2017 14 November 2017 Subject : Management Discussion and Analysis for the third quarter ended September 30, 2017 To : President of The Stock Exchange of Thailand We

set-q4-60 (Translation) Ref.No.LEE 02/2018 27 February, 2018 Subject : Management Discussion and Analysis for the year ended December 31, 2017 To : President of The Stock Exchange of Thailand We

set-q4-61 (Translation) Ref.No.LEE 02/2019 27 February, 2019 Subject : Management Discussion and Analysis for the year ended December 31, 2018 To : President of The Stock Exchange of Thailand We

set-q1-62 (Translation) Ref.No.LEE 07/2019 May 14, 2019 Subject : Management Discussion and Analysis for the first quarter ended March 31, 2019 To : President of The Stock Exchange of Thailand We

set-q1-61 (Translation) Ref.No.LEE 09/2018 May 14, 2018 Subject : Management Discussion and Analysis for the first quarter ended March 31, 2018 To : President of The Stock Exchange of Thailand We

set-q2-61 (Translation) LEE 10/2018 14 August 2018 Subject : Management Discussion and Analysis for the second quarter ended June 30, 2018 To : President of The Stock Exchange of Thailand We submit

set-q3-61 (Translation) LEE 13/2018 14 November 2018 Subject : Management Discussion and Analysis for the third quarter ended September 30, 2018 To : President of The Stock Exchange of Thailand We

Discussion and Analysis of Financial Condition and Results of Operations for the year 2556 1 Translation UWC 023/2562 August 16, 2019 Subject : Management Discussion and Analysis for quarter 2-2019

Microsoft Word - MD&A SET 2019 ENG.doc Page 1 of 2 February 21, 2019 Re: Management Discussion and Analysis for the year December 31 ,2019 To: Director and Manager of the Stock Exchange of Thailand

Microsoft Word - MDA Q1 2019 SET Eng 1/2 L-WAVE ENT 15/2019 15 May 2019 Subject : Management’s Discussion and Analysis for the first quarter 2019 operating results that varied more than 20% compared