@halcyon.co.th No. CS-2563/013 14 August 2020 Subject: Management Discussion and Analysis for the 3-Month Period Ended 31 March 2020 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology

Company and subsidiaries established the cost efficiency projects to optimize the production cost, waste management and tighter control of purchasing raw material to in- line with reduction in sales and

Exchange of Thailand The Board of Directors of Eastern Water Resources Development and Management Public Company Limited (“Company / EASTW”) at the meeting No.8/2020 held on May 8, 2020 has resolved that

Translation DIMET AC 2008/001 August 31, 2020 Subject Management Discussion and Analysis for business operation year 2019 (July 1, 2019 - June 30, 2020) To The Manager and President The Stock

public offering of newly issued shares by a foreign company whose shares have not been traded on any foreign exchange, in order to [i] have such shares listed on the Stock Exchange of Thailand or [ii

for the global steel industry participants in all the regions. Careful estimation for raw material purchasing and production cost management is seriously needed in order to cope with the more dynamic

CRSB which is a period between August 18, 2017 and September 12, 2017. The exchange rate is referred from Malaysia National Bank.The above exchange rate is set in order to Payment by cash valuation at

E_1 Legal_FA_2015_12_29-c A CCoorrppLL44..11hhiigg A Executive Summary Management Discussion and Analysis For the Quarter Ended June 30, 2017 The global economy in the second quarter of 2017

concerning Rules, Conditions and Procedures for Establishment and Management of Infrastructure Fund, or the Notification of the Capital Market Supervisory Board concerning Rules, Conditions and Procedures for

of 2020 increased by 2.8%. • Finance Cost increased to THB 305.2 mm because the Company had loan drawdown from financial institution in the end of Q1 2020 in order to reserve cash for debentures