Registration No. : 0107535000371 No. L041/2018 8th November 2018 Subject : The explanation of operating results for the 3rd quarter 2018 Attention : The President The Stock Exchange of Thailand Dear Sir, For the

T.K.S. TECHNOLOGIES 1 March 2021 Re: Management Discussion and Analysis for the period ended 31 December 2020 To: President The Stock Exchange of Thailand T.K.S. Technologies Public Company Limited

Ref. APURE 005/2022 February 24, 2022 Subject : Financial Position and Operating Performance of year 2022 Attention : The Director and President of the Stock Exchange of Thailand Financial Position

lower price* for both newly issued shares and CDs, as well as in all cases of offerings of shares and warrants to directors or employees under employee stock option program (ESOP).The consultation paper

as well as lower sales proportion in Branded domestic sales which contribute high gross margin as the Company sold in less to help dry stock at trade stores for new packaging launch in Q3 as earlier

August 11,2010 May 11, 2017 Re : Clarification on percentage of change more than 20% in Q1/2017 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales The Company's revenue

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high gross profit margin from sale of goods at 42.7%, despite the decrease from 44.2% compared to the same period last year due to lower sales resulted from the store closure.  The Company managed

Microsoft Word - Ref FPI.025.2017.doc Ref. FPI.025/2017 14 September 2017 Subject : Progress on investment in the Joint Venture Company Attention : Board of Directors and President of The Stock

. Suppaluek Na Songkla, Mr. Ittidet Phonin and Miss Nittaya Na Songkla offered company to buy SUTG stock for 132,000 units whereas 66% of total paid-up capital of SUTG. Main reason of the deal is to come back