result. Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q3/2018 which changing over 20% from the same period last year as follows

the liquidation of Solvay Biochemicals (Taixing) Limited were fully booked in 2017. 4. 93 MB loss on dilution on investment in an associate was recorded from the change in the Company’s ownership

provides general provision to support the new accounting policy change. Financial Position Overview As of the end of the third quarter of 2018, the Company had 45,747.69 million baht in total assets, an

margin of 23.5 percent. The details on the performance of the companies in the group can be described as follows: Summary of Income Statement Q3/2018 Q3/2017 Change 9M/2018 9M/2017 Change MB MB % MB MB

Company’s Performance Unit : Million Baht For the 3 months Change between QoQ Change between YoY For the 9 months Change between YoY Q3/18 Q2/18 Q3/17 Amount % Amount % Sep. 18 Sep. 17 Amount % Revenues from

period of last year The explanation for Company’s Operation change from same period more than 20% To The President The Stock Exchange of Thailand T.C.J. Asia Public Company Limited (“TCJ”) and its

million baht to support the new accounting policy change in 2020. Ratchthani Leasing Public Company Limited Financial Position Overview As of 31 December 2018, the company still had strong financial

Company Limited (“the Company”) would like to clarify the operating result of the financial statements for 3rd Quarter 2019 as follows: Quarter 3 / 2018 Quarter 3 / 2019 Change Million Baht % Million Baht

recorded from the change in the Company’s ownership interest from 28.49% to 20.56% as a consequence of newly issued ordinary shares of Pimai Salt Company Limited. * Note Please find further information in

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