and partially from realized on exchange from payment for machine and spare parts for the under-developed projects to foreign suppliers. During the fourth quarter of 2023, Thai Baht was appreciated

presented below: Net gain on exchange rate mainly came from unrealized exchange rate of receivable under finance lease of natural gas power plant and partially from realized on exchange from payment for

exchange rate of receivable under finance lease of natural gas power plant and partially from realized on exchange from payment for machine and spare parts for the under-developed projects to foreign

consistently retain its second place in the market. The Power Plant Business realized additional share of profit from its investment in geothermal power plant in Indonesia. As for the Biofuel Business

tax assets from loan purchased of receivable part of “Accrued income from auction sale” The accrued income from auction sale is realized as a revenue on accounting whereas revenue on tax standard will

record of net FX gain of THB 242 million. This was due to record of (i) unrealized FX loss increased by THB 247 million; (ii) realized FX loss increased by THB 18 million; and (iii) gain from fair value

Exchange Rate at Baht 6 million in 2018 and Gain at Baht 8 million in Q4’2018, primarily attributable to a realized loss and gain respectively on exchange rate from trade payable. FINANCIAL PERFORMANCE 7

ventures namely ABPIF and BGSENA. Gain (Loss) on Exchange Rate • Recorded Loss on Exchange Rate at Baht 14 million in 9M’2018 and Q3’2018, primarily attributable to a realized loss on exchange rate from

Power Plant and partially from realized gain on exchange from payment for machine and spare parts for the under- developed projects to foreign suppliers. As of 31 December 2019, Thai Baht is appreciated

million. This was due to record of (i) a decrease in unrealized FX gain of THB 178 million mainly from Sriracha's financial lease accounting adjustment.; (ii) a decrease in realized FX gain of THB 16