November 7, 2018 Re: Management Discussion and Analysis Q3/2018 To: Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated revenue from

May 9, 2018 Re : Operating Performance for Q1/2018 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated revenue from sales of

February 20, 2019 Re: Management Discussion and Analysis for full year 2018 To: Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated

February 18, 2020 Re: Management Discussion and Analysis for full year 2019 To: Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated

August 8, 2018 Re: Operating Performance for Q2/2018 To: Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated revenue from sales of

May 8, 2019 Re : Management Discussion and Analysis for Q1/2019 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated revenue

November 13, 2019 Re : Management Discussion and Analysis for Q3/2019 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated

August 11,2010 May 11, 2017 Re : Clarification on percentage of change more than 20% in Q1/2017 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales The Company's revenue

August 11, 2020 Re : Management Discussion and Analysis for Q2/2020 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated revenue

May 12, 2020 Re : Management Discussion and Analysis for Q1/2020 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated revenue