305 135 - 50 100 150 200 250 300 350 400 450 500 Y2017 Y2018 440 23.9% 21.3% GP 2017 GP TKS GP TBSP % GP Business Overview Year 2018 Performance T.K.S. Technologies Public Company Limited (“Company

Q1'19 164 + 127.3% GP TBSPGP TKS 23.0% 25.0% 27.1% 22.2% %GP Business Overview Q1’2019 Performance T.K.S. Technologies Public Company Limited (“Company”) reported total revenues growth of 109.0% or THB

! Sales Revenues 0.00 0.00 0.00 0.00 0.00 Other Income 0.97 1.89 1.43 3.86 (0.46) (32.17) Total Income 51.27 100.00 37.00 100.00 14.27 38.57 Cost of Construction 33.88 66.08 31.41 84.89 2.47 7.86 Cost of

Pursuant to JMT Network Services PCL. (“the Company”) No. 4/2018 on 10 August 2018, the resolution to certify the financial statements and performance of the Company and the Company’s subsidiaries for the

Cost from sale pipe 208.56 201.74 3.38 Cost from installation pipe 51.91 13.75 277.53 Cost from the water management business - Sales and service of water supply 25.56 20.30 25.91 - Installation of water

ที่ FPI Ref. FPI.001/2020 25 February 2020 Subject : Management Discussion & Analysis of Performance Results of the year ended 2019 To : Board of Directors and President of The Stock Exchange of

ที่ FPI Ref. FPI.006/2019 10 May 2019 Subject : Management Discussion & Analysis of Performance Results of Quarter 1/2019 To : Board of Directors and President of The Stock Exchange of Thailand

ที่ FPI Ref. FPI.006/2019 14 August 2019 Subject : Management Discussion & Analysis of Performance Results of Quarter 2/2019 To : Board of Directors and President of The Stock Exchange of Thailand

ที่ FPI Ref. FPI.007/2019 14 August 2019 Subject : Management Discussion & Analysis of Performance Results of Quarter 2/2019 (edit) To : Board of Directors and President of The Stock Exchange of

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