(Translation) Re: BOD.SET 011/2019 August 8, 2019 Subject: Clarification on the Change in operating results for the six month ended June 30, 2019 over 20% compared with the same period of the

gained more new projects. In terms of total operating expenses, it usually varies in line with the increase or decrease in revenue as the comparison between Q1- 2017 and Q4-2016, The change in total

2017 Change % Change Revenue 849.62 707.22 142.40 20% Cost 721.26 596.69 Gross profit 128.36 110.53 17.83 16% Gross profit margin 15.11% 15.63% Other income 0.24 3.80 (3.56) -94% Selling expenses 1.89

Quarter Change (%) 1/2018 4/2017 1/2017 4/2017 1/2017 Net profit * 9,005 8,496 8,305 6.0% 8.4% Earnings per share (Baht) 4.72 4.45 4.35 6.0% 8.4% Net interest margin 2.34% 2.31% 2.35% 0.03% (0.01)% Net fees

formula also increase in line with the fuel material cost of natural gas. Net gain (loss) on exchange rate Q2-2022 Q1-2023 Q2-2023 Change 6M-2022 6M-2023 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn

. Consolidated financial statements Q3-2022 Q2-2023 Q3-2023 Change 9M-2022 9M-2023 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Sales of goods and services 1,705.4 1,508.8 1,522.3 0.9% (10.7%) 4,766.5

granted a license from China Food and Drug Administration (CFDA) during the beginning of 2018 as the Company had to redesign and adjust product packaging according to the granted license as well as change

compared to the same period last year. Table 1: Sales Revenue by Product Line for the Three Months Period Ended 31 December (YoY) Product Line/ Business Group Consolidated financial statements Change

follows: Thailand Automotive Industry Q3 January – September 2018 2017 % Change 2018 2017 % Change Production 547,547 526,778 +3.9% 1,604,116 1,477,744 +8.6% Domestic 257,466 210,735 +22.2% 746,584 620,715

period last year, especially in the tourism sector. However, exports and private investment – two major economic drivers – continued to slow in line with the sluggish global economy and trade volume amid