Equity 81,825 23% 75,737 21% S&P BBB+, Outlook: Stable Source and use of fund: 1Q22 (Bt mn) Source of fund Use of fund Operating cash flow 19,382 CAPEX & Fixed assets 7,696 Sale of equipment 9 Spectrum

2030 2,934 3,473 2031 3,000 Credit Rating Fitch National rating: AA+ (THA), Outlook: Stable S&P BBB+, Outlook: Stable Source and Use of Fund: 3M23 (Bt.mn) Source of fund Use of fund Operating cash flow

annualized YTD. *Exclude Lease liability Credit Rating Fitch National rating: AA+ (THA), Outlook: Stable S&P BBB+, Outlook: Stable Source and Use of Fund: 1H23 (Bt.mn) Source of fund Use of fund Operating cash

NT Credit Rating Fitch National rating: AA+ (THA), Outlook: Stable S&P BBB+, Outlook: Stable Source and Use of Fund: 9M23 (Bt.mn) Source of fund Use of fund Operating cash flow 68,994 CAPEX & Fixed

recognition of 3BBIF’s share of profit. Profitability 1Q24 EBITDA was at Bt27,769mn, increasing 23% YoY and 16% QoQ driven by an increase in core service revenue and the positive contribution from TTTBB

% 63 (119) -290% Elimination (52) (3) (7) (99) (10) Profit attributable to owners of the Company 993 1,146 1,007 1% -12% 3,076 2,153 -30% Basic earnings per share (Baht) 0.72 0.83 0.73 2.23 1.56 Note: 1

, at a par value of Baht 10 per share, at a selling price of approximately Baht 33.33 per share, equivalent to the total value of Baht 510,000,000, (the “Investment in Ordinary Shares of S-TREK”) which

Wudhiprecha as an Independent Director and a member the Audit Committee, effective from 14 November 2018 onwards. December Increased share capital and allocated 597.0mn newly issued ordinary shares of the

(117.60) (11.78%) Earnings per share (EPS) 0.17 0.18 0.01 4.40% 0.60 0.53 (0.07) (11.78%) Note: 1) Revenue and Cost that were recognized when there is construction under concession agreements for tap water

original registered capital of 70 million baht (7 million common shares at 10 baht per share) to the registered capital of 100 million baht (10 million ordinary shares at par value In this regard, the