Charge for additional Utilities demand and Service Fees for Wastewater Management. 3 Gross Profit from Operation excludes Other Income from Utilities Business. 4 Other Incomes mainly consists of Interest

% Dividend and Management income 71.3 102.4 31.1 43.6% 242.5 260.0 17.5 7.2% Others 264.9 109.7 (155.3) (58.6%) 381.7 261.3 (120.4) (31.5%) Total other income 336.2 212.0 (124.2) (36.9%) 624.2 521.3 (102.9

disposals of PPE 7 12 (20) -377% -270% 164 2 -99% Management benefit expense (24) (41) (32) 35% -22% (143) (177) 24% Other financial cost (8) (2) 2 -123% -230% (60) (18) -71% EBITDA 18,454 17,817 18,071 -2.1

Excessive Charge, Service Fees for Wastewater Management 3 Gross Profit from Operation excludes Other Revenue from Utilities Business. 4 Other Incomes mainly consists of Interest Income from Loans to GHECO

, Industrial Water Sales, and Wastewater Treatment Services. 2 Other Utilities Revenue consists of Excessive Charge, Service Fees for Wastewater Management 3 Gross Profit from Operation excludes Other Revenue

-Translation- Ref. WINNER 006/2020 February 27, 2020 Subject: Management Discussion and Analysis (MD & A) for the year 2019 (Revised) To: The President The Stock Exchange of Thailand 1. Analysis of

authorized management person of a financial institution who involved in the cause of damages or was jointly responsible for the damages to the financial institution of which license was revoked, or business

E_1 Legal_FA_2015_12_29-c A brWCorpL.1hig A Executive Summary Management Discussion and Analysis For the Quarter Ending March 31, 2020 The Thai economy in the first quarter of 2020 sank into a

any provision of the Law on Securities and Exchange or this Notification; (2) the offering of securities may be in contrast with the public policy or the national policy; (3) the offering of securities

business growth, while flat 0.3% QoQ from higher SG&A in line with growing top line. EBITDA margin was at 53%, improving YoY from continual focus in profitable revenue, effective cost management, and