1.among operating, investing and financing activities which category. has the highest cash inflow for the year ended. 2. how much net cash is provided by (used in) operating activity. compare to the previous year. what amount is the change. 3. how much is the net increase (decrease) in the cash for the annual report year ended? how much is the net income ( loss) for the annual report year ended. why is the net increase( decrease) in cash not same amount as net income(loss)

Consolidated financial statements 2020 2019 Unit: Baht) Separate financial statements 2020 2019 123,716,470 142,184,403 20,937,192 3,461,601 13,993,958 2.930,565 Cash flows from (used in) operating activities Profit before tax Adjustments to reconcile profit before tak to net cash provided by (paid from) operating activities Depreciation Amortization Allowance for expected credit losses (2019: Reversal of allowance for doubtful accounts) Reduction of inventory cost to net realisable value (reversal) Loss from written-off obsoleted inventories Reversal of provision for goods return Loss on impairment of investment in subsidiary Loss (gain) on sales of equipment Loss from written-off assets 680,003 2,895,881 2,831,750 (438,869) (1,267,352) 4,506,777 322,520) (99,816) 27,700,000 13,850,000 (11,527 10.734 1971 (239.279) (800,193) Gain on valuation of investment in debt instrument Gain on sales of investment in debt instrument and closed down the fund 5,017,806 Difference from rental reduction Provision for long-term employee benefits Unrealised loss (gain) on exchanges Interest income (98,082) 4,010 2,145,452 (1,086,739) (4.992,538) 7,998,540 185,859,493 163 043 Interest expenses 44,516,434) 8,791,792 184,589,106 Profit from operating activities before changes in operating assets and liabilities Operating assets Gincrease) decrease 5.000.000 Investment in debt instrument Trade and other receivables 25,989.784 124,066,250) 19,416.547) SAS Trade and other receivables (24,066,250) (17,629,237) Inventories 3,000,000 (19,416,547) 7,099,424 (2,425,197) (149,824) (743,946) (24,092) Other current assets Deposits Operating liabilities increase (decrease) Trade and other payables 47 298,966 21,518,885 (1.728,191) (15,532) 214,940,995 (1 500 509) 2,920 Other current liabilities Other non-current liabilities Cash flows from operating activities Cash paid for interest expenses Cash paid for corporate income tax Cash paid for employee benefits Net cash flows from operating activities 7,561,142) (30.870 590) 194,718,258 (8,483,850) (30,266,877) (333.332) 155,634,199 (202.000) 175,407,263 2020 2019 Cash flows from (used in) investing activities Increase in restricted bank deposits 4,908,466 Proceeds from sales of equipment Acquisition of equipment Acquisition of vehicle under ease agreement Acquisition of Intaneixe assets Increase in loans to subsidiary Decrease in long-term loan to subsidian Interest income Net cash flows used in investing activities Cash flows from (used in) financing activities Increase decrease in bank overdrafts and short-term loans 18,972 (10.226,873) 14,731,458) (2,318,132) (40,000,000) 3.160,546 (14,300,000) 420,000 9,911,248 (46,926,243) 1,322,657 (21,043,552) from financial institutions 44,566,965 (16,233,550) (80.237,834) 32.887 891 (80.000.000) (68,000,000) Cash received from long-term loan from financial institutda Repayment of long-term loans from financial institution Cash paid for prepaid loan fees Dividend paid Cash paid for babiuties under finance lease agreements Cash paid for ease liabilities Net cash flows used in financing activities Net increase (decrease) in cash and cash equivalents Cash and cash equivalents at beginning of year Cash and cash equivalents at end of year (1.347.049) 17,715,737) (123,386,606) 5,094 414 35,724 259 (138,518.490) 13.927.043) 39.652.102 35,724 259 40,818,673 123.679 1,074,017 Supplemental disclosures of cash flows information: Non-cash transactions Purchase of equipment for which no cash has been paid Purchase of vehicle under lease agreement for which no casi has been paid Purchase of intangible assets for which no cash has been paid Increase in right-of-use assets from lease modification 6,612,665 12.519 892.101