reviewQ118.xlsx Management's Discussion and Analysis First Quarter ending 31st March 2018 Overall Group Performance Hana Microelectronics Group 'Hana' Sales Revenue decreased 1% year on year at THB

reviewQ218.xlsx Management's Discussion and Analysis Second Quarter ending 30th June 2018 Overall Group Performance Hana Microelectronics Group 'Hana' Sales Revenue increased 4% year on year at THB

growth. The groups sales revenue are in foreign currency (primarily USD) and USD currency costs are approximately 60% of sales revenues. The Group operating profit sensitivity to change in the Thai Baht

Revenues Consolidated financial statements (Thousands Baht) Year Change 4th Quarter Change 2019 2018 Amount % 2019 2018 Amount % Revenue from sales 2,334,510 1,540,078 794,432 51.58% 607,273 371,532 235,741

Baht (6.83) million or (28.1%) as the following reasons:  Total revenue increased Baht 36.70 million or 9.0% from Baht 406.54 million in Q1/2018 to Baht 443.24 million in Q1/2019. The main increase was

-71.5% [Remark* Excludes foreign exchange rate effects and change in retirement benefit provisions.] Sales Revenue Consolidated sales revenue in Baht terms declined slightly to Bt2,992.8 million in 2Q19

No. AC 070/2018 KHON KAEN SUGAR INDUSTRY PUBLIC CO., LTD 503 K.S.L. TOWER, 9th FLOOR, SRIAYUDHYA ROAD, RAJATHEVI, BANGKOK 10400 14 June 2018 SUBJECT EXPLANATION FOR THE CHANGE IN PERFORMANCE OVER 20

ที่ กบร No. Lor Gor. 023/2020 November 16, 2020 President The Stock Exchange of Thailand Re : Clarification on the company’s over 20% change in its operating results for 3rd quarter, 2020 Dear Sir

follow; Consolidated 2Q/2017 2Q/2016 Change Financial Statements (Million Baht) (%) (Million Baht) (%) (%) Revenue from Sales 1,211.6 100.0 % 1,119.8 100.0 % 8.2 % Cost of Sales (827.0) (68.3 %) (725.6

Amount Change Amount Change Q3.2020 Q3.2019 Amount % Q3.2020 Q3.2019 Amount % Revenue from sale – net 399.89 320.12 79.78 24.92% 392.11 319.50 72.60 22.72% Others income 4.70 6.87 -2.18 -31.64% 6.13 5.96