Ref: FASET 01/2562 February 26, 2019 Subject: Report the operating result for the year ended December 31, 2018 To: President of the Stock Exchange of Thailand Seamico Securities Public Company

Nation U Co., Ltd., the subsidiary of the Company, and change in the accounting policy regarding the record of the land valuation To: Director and Manager The Stock Exchange of Thailand (SET) Attachment

) July 14, 2017 After the SSG group, led by SSG Capital Holdings Limited (“SSG CH”) expressed its interest in engaging in the debt restructuring of both G Steel Public Company Limited (“GSTEL”) and G J

times its total foreign-currency-denominated debt. The Thai baht stood at 32.55 THB/USD at the end of 2018, easing by 0.75 percent from 32.31 THB/USD at the beginning of the year. On the domestic front

interest in engaging in the debt restructuring of both G Steel Public Company Limited (“GSTEL”) and G J Steel Public Company Limited (the “Company”), on May 26, 2017, the Company executed a memorandum of

-Translation- Ref. No. PorBor.025 / 2019 August 28, 2019 Subject: Entering into Transaction of Disposing of Subsidiary’s Land and Buildings for the Debenture Debt repayment To: President The Stock

-Translation- Ref. No. PorBor.025 / 2019 August 28, 2019 Subject: Entering into Transaction of Disposing of Subsidiary’s Land and Buildings for the Debenture Debt repayment (Additional) To: President

notes amounted to Baht 801,024,781.10 (the debt value with interest as of Completion Date), which is a 50 percent of Prime-A’s total obligation pursuant to the promissory notes, to SIRI. (disposal of

discount since the demand and supply of biodiesel close to equilibrium. With deducting the effect of Stock Gain & NRV of THB 92 million, the Company had Adjusted EBITDA of THB 253 million, an increase of 18

-AC61/022 November 7, 2018 Subject : Management discussion and analysis of the operating results for the third quarter of 2018, ending September 30, 2018 To : The President of the Stock Exchange of