financing activities increased due to the long-term borrowing for the Saraburi Quicklime acquisition. 2017 Cash flow Summary as of 31 March 2018 compared to 31 December 2017: 4. Financial Ratios Note: 1) Net

subsidiary’ s total shareholders’ equity was Baht 646 million, an increase of Baht 33 million due to profit for the current period of Baht 33 million. 3. Cash flows Analysis Table 4: Overall cash flow for the

387.52 million or 1.77% from the end of prior year mainly as a result of the Company and its subsidiaries’ financial result. In 1H/2017, Cash Flow Statement showed net cash from operating activities of

the end of prior year mainly as a result of the Company’s subsidiaries’ financial result. In Q1 2018, Cash Flow Statement showed net cash from operating activities of Baht 279.96 million, net cash from

Bangkok Expressway and Metro Public Company Limited in the first half of 2020. Furthermore, CK Power Public company registered loss due to less water inflow into their hydropower projects,. Financing For

acquired in 1Q21, resulting in free cash flow of Bt6,654mn. Cash flow used in financing activities was Bt7,301, mainly on lease liability paid of Bt2,996 and decrease in financial institution borrowing of

% 20.31 10.66 90% EBITDA * 108.36 86.81 25% 248.65 182.99 36% % EBITDA * 26% 23% 3% 29% 24% 5% Other income /(expenses) 5.56 4.72 18% 110.34 14.20 677% Financing cost 1.22 4.32 -72% 3.83 4.62 -17% Corporate

depreciation 21% 24% -3% 24% 24% 0% Other income /(expenses) 4.72 4.81 -2% 14.20 10.29 38% Financing cost 4.32 1.15 275% 4.62 2.40 93% Tax (Note) 13.71 10.53 30% 31.53 (7.94) -497% Net profit 43.96 49.00 -10

depreciation 27% 29% -2% 25% 26% -1% Other income /(expenses) 4.33 5.00 -13% 18.53 15.29 21% Financing cost 3.83 0.58 556% 8.45 2.98 184% Tax (Note) 17.10 18.57 -8% 48.63 10.64 357% Net profit 75.08 74.43 1

Board of Directors deliberated and approved this financial support to GSTEL based on the ability to repay the debt from the cash flow of GSTEL at that time that GSTEL should able to repay the loan within