million or 6.1% which mainly decreased from the revenue from services. The total cost was reported at THB 159.7 million, decreased by THB 1.7 million or 1.1%. As a result, the gross profit margin for this

million, we wish to clarify the changes in our operating results as follows: ‐ Sales Revenue was increased by Baht 18.30 million or 8.71% compared the same period of prior year. Export Sales Revenue was

amounting to Baht 13.89 million or 70.65 % because of the follow main reasons. 1. Revenue from hospital operations increased by Baht 37.02 million or 6.30 % due to in Q1/2020 the revenue from general patient

to Baht 18.02 million or 53.26 % because of the follow main reasons. 1.Revenue from hospital operations decreased by Baht 9.58 million or 1.74 % due to the situation of COVID 19 , the revenue from

and its subsidiaries’ total revenue earned for Q.3/2019 totaled Baht 370.14 million, increased from the Q.3/2018 totaled Baht 313.56 million, which was increased of Baht 56.58 million or 18.05 percent

THB million % THB million % Sales THB million % Sales THB million % Revenue from Sales 4,544.26 100.00 4,492.38 100.00 51.88 1.15 12,856.87 100.00 12,205.06 100.00 651.81 5.34 Gross Profit 713.64 15.70

Summary Significant Event Operating Highlights in Q1/2023 Q2/22 Q2/23 Change +/(-) 1H/22 1H/23 Change +/(-) (THB million) %YoY %YoY Operating Revenue 230 299 30% 428 563 32% Gross Profit 147 192 31% 267 361

Pursuant to the Royal Decree No. 750 issued by the Revenue Department, which aims to promote startup funding, an exemption of revenue tax shall be given to juristic or non-juristic persons who notify

(Restate) 2018 YoY Total Revenue 46,306 53,461 48,781 5% -9% 172,138 192,025 12% Accounting EBITDA 3,616 4,161 (317) -109% -108% 13,421 10,201 -24% Refinery and Trading Business Group 1/ 2,256 2,140 (1,419

Ratio 2017 Ratio Increase / (Decrease) Amount Ratio Service revenue 1,832.11 100.00% 1,396.37 100.00% 435.74 31.21 Other income 18.00 0.98% 5.96 0.43% 12.04 202.01 Cost of service 1,454.70 79.40% 1,054.29