consolidated of GFPT Public Company Limited ( “ GFPT” or “ the Company” ) and its subsidiaries ( collectively, “ GFPT Group” ) for the 1st Quarter 2019 as well as included any significant transactions occurred

: President The Stock Exchange of Thailand CH. Karnchang Public Company Limited (“the Company”) and its subsidiaries would like to clarify the consolidated operating result and financial position for the year

Page 1 of 2 T.K.S. TECHNOLOGIES % GP Q1’20 Q1’19 As Reported (% to Sales) Total GP 21.7% 25.1% Company 19.4% 27.1% TBSP 22.6% 21.6% For the 1st quarter 2020, consolidated %GP reported at 21.7%, while

Management Discussion and Analysis For the 1st Quarter 2021 ended May 31, 2021 AEON Thana Sinsap (Thailand) Public Company Limited (“the Company”) has already submitted the consolidated reviewed the

consolidated and separate statements of GFPT Public Company Limited (“GFPT” or “the Company”) and its subsidiaries (collectively, “GFPT Group”) for the 3rd Quarter 2017 as well as included any significant

important driving for revenue from sale and service as increased to continually. Filter Vision Public Company Limited (Hereinafter called “ The Company” ) still has carried on offering new products

2019 Depreciation New estimated 2020 Depreciation Change Increase (Decrease) Building 35 45 10 Equipment & Machinery 748 359 (389) Total depreciation per year 783 404 (379) For consolidated financial

entitled for subscription of new ordinary shares (Record Date) and Subscription period To: The President of the Stock Exchange of Thailand Enclosure: 1. No. For. 19/2018 Capital Increase, Waiver from

margin 52.81% 50.55% Consolidated financial information Trading Trading; the new business of the group began to recognize revenue in quarter 1/2018. Other Revenue Other revenue decreased Baht (3.41

Consolidated Business 2 Table 2 Segment Results (New grouping) 4 Table 3 Segment Results (New segment) 5 Table 4 Major Projects Update & Recycling Growth Plan 7 Table 5 Segment Results (Old segment) 11 Table 6