Translation CEN 001-2020 March 2, 2020 Subject Management Discussion and Analysis for business operation of year 2019 To The Manager and President The Stock Exchange of Thailand Business operation as

MDA_EN_1Q17 Management Discussion and Analysis for the 1 st Quarter 2017 ended May 31, 2017 AEON Thana Sinsap (Thailand) Public Company Limited (“the Company”) has already submitted the consolidated

registered capital. The details are as follows: “Clause 4 Registered Capital THB 180,970,466.50 (One Hundred Eighty Million Nine Hundred Seventy Thousand Four Hundred Sixty Six Point Five Baht) Divided into

line with the reduction of the Company’s registered capital. The details are as follows: “Clause 4 Registered Capital THB 180,970,466.50 (One Hundred Eighty Million Nine Hundred Seventy Thousand Four

’ meeting (Record Date), the details of which will be further provided by the Company. The Company hereby provides the information relating to the entry into the transactions with the details being as follows

increased. The details are as follow: 1) Raw water revenue decreased because East Water group compliance to the Royal Irrigation Department’s policy for water resources management during drought in 2020. 2

* Note Please find further information in the consolidated financial statements. 1 21 February, 2019 Subject: Management Discussion & Analysis (MD&A) for the year 2018 Attention: The President The

@halcyon.co.th No. CS-2563/003 27 February 2020 Subject: Management Discussion and Analysis for the Year Ended December 31, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public

Public Company Limited (“the Company”) would like to report on Management Discussion and Analysis from the separate and consolidated financial statements of the 2nd quarter ended June 30, 2017. The details

* Note Please find further information in the consolidated financial statements. 1 23 February, 2018 Subject: Management Discussion & Analysis (MD&A) for the year 2017 Attention: The President The