Company Limited and its subsidiaries had the operation results for the nine-month period ended Septemer, 2017 with the following details: unit: THB million 2017 2016 Change (THB million) Change (%) Revenue

million baht lower than the nine-month period for 2018 by 9.4 percent. The reason for the Company’s incurred a lower net loss are the Company is able to manage higher gross margin and a reduction of

. %Gross Profit Margin Business Overview 2019 Performance Unit : THB million Change Y2019 Y2018 (%) As Reported Total revenues 2,497 2,052 21.7% TKS 1,416 1,257 12.5% TBSP 1,081 795 35.9% T.K.S. Technologies

Margin was affected by two major factors: 1) a change in foreign currency rates Table 1: Foreign currency exchange rates and sales in foreign currency 2) a higher cost of main raw materials Table 2: Raw

The profit margin decreased slightly Q-o-Q, and dropped Y-o-Y due to the effect of the annual selling price adjustment, a change in foreign currency rates and an increase in the cost of goods sold

No.012/2018 May 09, 2018 Subject: Report the operating result for the 1st Quarter ended March 31, 2018 and the explanation for the causes of change more than 20% in the Company’s performance To: The

Ref Ref. 2S_BoD031/2017 November 8th, 2017 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited

No.002/2017 February 09, 2017 Subject: Report the operating result for the year ended December 31, 2017 and the explanation for the causes of change more than 20% in the Company’s performance To: The

6.77 34.15 50.15 39.60 10.55 26.64 Key financial ratio related with operating result (%) For the quarterly Change For the six-month period Change 2Q20 2Q19 % YoY 2020 2019 %YoY Gross profit margin from

margin (%) 65.5% 62.6% (2.9%) EBITDA margin (%) 31.6% 26.4% (5.2%) Net profit margin (%) 20.9% 5.9% (15.0%) Number of branches as at Mar 31 36 39 8% Change +/(-)Q1/19 Q1/20 Operating highlight in Q1/2020