Investor Presentaiton

EGCO Group's Operating Power Plants Portfolio EGCO Group's portfolio comprises 31 power plants, total contracted capacity 6,201.61 MWe including total contracted capacity of renewable power plant 1,248.33 MWe. Province/Country Fuel Type Plant Type EGCO Shares Contract Contracted Capacity (MW) Attrib. Capacity (MWe) Years As of February 28, 2023 COD Expired Power Plant IPP KEGCO (KN4) GPG (KK2) Nakhon Si Thammarat Saraburi BLCP Rayong Natural Gas Natural Gas Coal Combined Cycle Combined Cycle Thermal 100.00% 50.00% 930.00 930.00 25 Jun 19, 2016 2041 1,468.00 734.00 25 May 5, 2007 & Mar 1, 2008 2032 & 2033 50.00% 1,346.50 673.25 25 Oct 1, 2006 & Feb 1, 2007 2032 Total IPPs 3,744.50 2,337.25 SPP EGCO Cogen KLU Rayong Pathum Thani Natural Gas Natural Gas BPU Unit 1&2 Ratchaburi Natural Gas Cogeneration Cogeneration Cogeneration 80.00% 116.32 93.06 21 Jan 28, 2003 2024 100.00% 102.00 102.00 25 Jul 19, 2017 2042 100.00% 215.00 215.00 25 Oct 1, 2017 2042 Total SPPs 433.32 410.06 Renewable (Domestic) NED Lop Buri Solar PV Solar PP 66.67% 63.00 42.00 SPP2 Saraburi Solar PV Solar PP 100.00% 8.00 8.00 SPP3 Si Sa Ket Solar PV Solar PP 100.00% 8.00 8.00 5 (Automatic Renewal) 5 (Automatic Renewal) 5 (Automatic Renewal) Mar 29, 2012 & May 2, 2013 2037 & 2038 May 2, 2012 2037 Feb 21, 2012 2037 Si Sa Ket / Ubon SPP4 Solar PV Solar PP 100.00% 6.00 6.00 5 (Automatic Renewal) Jan 24, 2012 2037 Ratchathani SPP5 Roi Et Solar GYG Yala Parawood PV Solar PP Thermal 100.00% 8.00 8.00 5 (Automatic Renewal) Jun 22, 2012 2037 50.00% 20.20 10.10 25 Nov 28, 2006 2031 Nakhon Sawan / GPS Solar PV Solar PP 60.00% 26.00 15.60 5 (Automatic Renewal) Mar 1-5, 2012 & Feb 1, 2013 2037 & 2038 Chai Nat Phetchabun TWF Chaiyaphum Wind CWF Chaiyaphum Roi-Et Green Roi Et Wind Rice Husk Wind Turbine Wind Turbine Thermal 100.00% 6.90 6.90 5 (Automatic Renewal) Jul 18, 2013 2038 100.00% 80.00 Solarco Nakorn Pathom / Suphan Buri Solar PV Solar PP Total Renewable (Domestic) 291.90 70.30% 49.00% 8.80 80.00 6.19 5 (Automatic Renewal) Dec 16, 2016 2041 21 May 29, 2003 2024 57.00 27.93 5 (Automatic Renewal) Nov 18, 2013 & Dec 16, 2013 2038 218.72 YEARS EGCO GROUP 38

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