School Name: สารสาสน์วิเทศศึกษา (Translation) Re: BOD.SET 005/2018 February 23, 2018 Subject: Clarification on the Change in operating results for the year ended December 31, 2017 over 20% compared

., Ltd. (Cnl) was mainly caused by a huge increase in its revenue as change in the marketing strategy, leading to the expansion of customer base. Please be informed accordingly. Best Regards, Home Pottery

Steel (Unit : Tons) 2016 2017 % Change Production 7,957,351 6,865,628 -13.72% Import 12,614,629 11,326,134 -10.21% Export 1,294,821 1,553,247 19.96% Consumption 19,277,158 16,638,515 -13.69% Source : Iron

: The production and the domestic demand of Finished Steel in 2016 and 2017 Total Apparent Finished Steel (Unit : Tons) 2016 2017 % Change Production 7,957,351 6,865,628 -13.72% Import 12,614,629

increasing compared to the previous year. Table: The production and the domestic demand of Finished Steel for 2017 and 2018 Total Apparent Finished Steel (Unit : Tons) 2017 2018 % Change Production 6,875,446

million baht in 2017 due to the increase in revenue from juristic management and condominium project management. - Gain on change in fair value of investment properties in 2018 amounted 38.49 million baht

2018 Total Apparent Finished Steel (Unit : Tons) 2017 2018 % Change Production 6,875,446 7,106,526 3.36% Import 11,325,592 12,051,411 6.41% Export 1,553,242 1,713,317 10.31% Consumption 16,647,796

. OCMSET / 1905/002 May 8, 2019 Subject: Clarification of the operating results for the three-month period of 2019, change of rate more than 20 percent Dear Director and Manager the Stock Exchange of

ended 31 March 2019 and 2018 are as follows; Unit: THB million Q1-2019 Q1-2018 % Change 1. Revenue from sales and contract work 3.2 1.2 169.6% 1.1 Turnkey Total Solutions 3.2 1.2 169.6% 2. Revenue from

1 Year 2019 Quarter 1 Year 2018 Change %YoY Revenue from sales and services 147.0 158.3 (11.3) (7.1%) Revenue from food and beverage sales 132.4 126.0 6.4 5.1% Total 279.4 284.3 (4.9) (1.7%) Gross