Approval of Auditors ; 5. I entirely understand the code of ethics for professional accountants and will perform audit work in compliance with the code; 6. I entirely understand the generally accepted

the Notification of the SEC Office regarding Approval of Auditors; 5. I entirely understand the code of ethics for professional accountants and will perform audit work in compliance with the code; 6. I

of Foreign Auditors in the Capital Market. 5. I entirely understand of the code of ethics for professional accountants and I will perform audit works complying with the code. 6. I entirely understand

from: Metal Expert Overview of Thai Steel Industry ISIT had reported the domestic steel-production Q1/2020 was at 2.02 million metric tons, increasing 0.95% compared to the same period of previous year

of Thai Steel Industry ISIT had reported the domestic steel-production Q2/2017 was at 1.71 million metric tons, decreasing 29.07% compared to the same period of previous year consisting of the long

world market for Q1/2013 – Q3/2017 Processed price data from: Metal Expert Overview of Thai Steel Industry ISIT had reported the domestic steel-production Q3/2017 was at 1.70 million metric tons

ISIT had reported the domestic steel-production for 2017 was at 6.87 million metric tons, decreasing 13.72% compared to the previous year consisting of the long finished steel production of 3.94 million

Q1/2013 – Q4/2017 Processed price data from: Metal Expert Overview of Thai Steel Industry ISIT had reported the domestic steel-production for 2017 was at 6.87 million metric tons, decreasing 13.72

reported the domestic steel-production for 2018 was at 7.11 million metric tons, increasing 3.36% compared to the previous year consisting of the long finished steel production of 3.90 million metric tons

Discussion and Analysis (MD&A) for year 2018 (Revised) Overview of Thai Steel Industry ISIT had reported the domestic steel-production for 2018 was at 7.11 million metric tons, increasing 3.36% compared to the