change in operating assets and liabilities Baht 410.0 million, decreased of operating assets Baht 483.5 million, increased of operating liabilities Baht 39.2 million and decreased of cash paid for income

activities is Baht 324.8 million, increased by Baht 110.9 million, because of increased of profit from operation before change in operating assets and liabilities by Baht 285.3 million, increased operating

1.31 million Baht, and calculate depreciation operation amount 11.12 million Baht. - Biological assets – dairy cow increased for Baht 3.03 million, because gain from change in fair less estimated point

1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company (edit no.2 ) To: President, The Stock Exchange of Thailand T.K.S. Technologies Public

1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company (edit) To: President, The Stock Exchange of Thailand T.K.S. Technologies Public

20230 Tel. 66-38 480-020-1 FAX. 66-38 480-080 2. Loss arising from change in fair value of biological assets 0.69 Million Baht increase from the same period last year by 0.52 Million Baht or 325.47

relatively high delivery project value. Furthermore, in Q2–2020, the Company was affected by the ongoing outbreak of COVID–19 which caused the customers change their work methods and slow down their operation

and the provision for penalty on project delay. As the result, the change - 3 - in profit of Q4-2018 was opposite to the change in revenue. Besides, resulting the profit of Q4-2018 decreased form Q4

2018. A summary of the Company’s operating performance in 2019 and 2018 is shown in the following table: FY2019 FY2018 % Change FY2017 % Change [Amount in Baht Million] Y-o-Y Y-o-Y [2019 VS. 2018] [2018

0.9% q-on-q (3.28 Baht/KWh in 9M’2018 / 3.30 Baht/KWh in Q3’2018) which is in line with the change in Ft – the tariff announced by ERC. FINANCIAL PERFORMANCE REVENUE STRUCTURE ABBREVIATION & OUR