1 Translation CEN 015-2019 November 14, 2019 Subject : Management Discussion and Analysis for business operation in Quarter 3-2019 To : The Manager and President The Stock Exchange of Thailand

MDA Q2_2017 (Eng.) August 10, 2017 Subject : Interim Management Discussion and Analysis of Q2/2017 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

MDA Q3_2017 (Eng.) November 8, 2017 Subject : Interim Management Discussion and Analysis of Q3/2017 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

MDA 2017 (Eng.) February 20, 2018 Subject : Yearly Management Discussion and Analysis of 2017 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements of

Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the year 2017. The MD&A would enable the investors to better

MD&A Q1_2019 (Eng ) May 2, 2019 Subject : Interim Management Discussion and Analysis of Q1/2019 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements of

MDA Q2_2019 (Eng ) August 9, 2019 Subject : Interim Management Discussion and Analysis of Q2/2019 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

period of 2018 To : The President of the Stock Exchange of Thailand The Company would like to provide details of changes in Profit and Loss as shown in the six-month period ending 30 June 2019 reviewed

[COMPANY NAME] Ref.: EFORL IR 024/2019 August 15, 2019 Subject: Management Discussion and Analysis Quarter 2 Ending 30 June 2019 To President The Stock Exchange of Thailand 1. Overview financial

Analysis for the three-month period ended 31 March 2018 To : Director and the President The Stock Exchange of Thailand Summary of the Company’s Financial Position and Operating Result for the three-month