STC Concrete Product Public Company Limited

Management Discussion and Analysis Company name : STC CONCRETE PRODUCT PUBLIC COMPANY LIMITED Year : 2026 Quarter : Quarter 1 Ending : 31-Mar-2026 This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Summary of operating result form (F45) STC CONCRETE PRODUCT PUBLIC COMPANY LIMITED (In thousands) Financial Statement Quarter 1 Reviewed Ending 31 March Year 2026 2025 Profit (loss) 3,516 1,088 attributable to equity holders of the Company * EPS (baht) 0.006 0.002 Type of report Unqualified opinion *For consolidated financial statements Please review financial statement (Full Version) before making investment decision "The company hereby certifies that the information above is correct and complete. In addition, the company has already reported and disseminated its financial statements in full via the SET Electronic Listed Company Information Disclosure (SET Portal)." Signature ___________________________ ( Miss Amonwan Chaitrakulthong ) Chief Financial Officer Authorized Persons to Disclose Information ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Shareholders meeting's resolution Subject : Shareholders meeting's resolution Shareholder's meeting date : 07-Apr-2026 Meeting's resolution : Accordingly approved with board's resolution ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Letter No. : STC 001/2026 Subject : Dividend payment, and schedule for the 2026 Annual General Meeting of Shareholders To : President The Stock Exchange of Thailand ______________________________________________________________________ Schedule of Shareholders' meeting Subject : Schedule of Annual General Meeting of Shareholders Date of Board resolution : 27-Feb-2026 Shareholder's meeting date : 07-Apr-2026 Beginning time of meeting (hh:mm) : 10 : 00 Record date for the right to attend the : 16-Mar-2026 meeting Ex-meeting date : 13-Mar-2026 Significant agenda item : - Cash dividend payment - Changing / renewal of the term of the director(s) Type of meeting : Physical meeting Venue of the meeting : Head office's meeting room of STC Concrete Product Public Company Limited No. 220/26 Moo 6, Naklua Sub-district, Bang Lamung District, Chonburi Province, 20150 Agenda Item : 1 Agenda Detail : To consider and adopt the minutes of the Annual General Meeting of Shareholders 2025 Type : To Consider and approve Board's Resolution : To propose to the meeting of shareholders to acknowledge the minutes of Annual General Meeting for the year 2025. Agenda Item : 2 Agenda Detail : To acknowledge the report on the Company's operating results of the year 2025 Type : To acknowledge Board's Resolution : To propose to the meeting of shareholders to acknowledge the Company's operating results of the year 2025. Agenda Item : 3 Agenda Detail : To consider and approve the Company's financial statements for the year ended 31 December 2025 Type : To Consider and approve Board's Resolution : To propose to the meeting of shareholders to consider and approve the Company's financial statements for the year ended 31 December 2025. Agenda Item : 4 Agenda Detail : To consider and approve the appropriation of profits as a legal reserve and the dividend payment for the operating result on 31 December 2025 Type : To Consider and approve Board's Resolution : To propose to the meeting of shareholders to consider and approve the appropriation of profit as legal reserves at Baht 251,035 and the dividend payment at the rate of Baht 0.01 per share to the shareholders from the list of shareholders on the record date, 16 March 2026 and schedule to pay the dividend on 6 May 2026. More detail : For more information regarding this agenda, please read the Full Detailed News file. Agenda Item : 5 Agenda Detail : To consider and approve the director's remuneration Type : To Consider and approve Board's Resolution : To propose to the meeting of shareholders to consider and approve the director's remuneration for the year 2025 in the form of meeting allowance and directors' remuneration as the same rate as of the year 2025. Agenda Item : 6 Agenda Detail : To consider and approve the appointment of directors in replacement of those who must retire by rotation Type : To consider and approve the appointment of directors Board's Resolution : To propose to the meeting of shareholders to consider and approve the re-appointment of Mr. Surasit Chitrakulthong and Miss Amonwan Chaitrakulthong as the Company's directors for another term. Agenda Item : 7 Agenda Detail : To consider and approve the appointment of auditors, and their remuneration Type : To Consider and approve Board's Resolution : To propose to the meeting of shareholders to consider and approve the appointment the auditors from EY Office Limited to be the auditors of the Company and determine the remuneration for the year 2026 in the amount not exceeding of Baht 1,250,000. Agenda Item : 8 Agenda Detail : To consider other agenda Type : To Consider and approve ______________________________________________________________________ Dividend payment / Omitted dividend payment Subject : Cash dividend payment Date of Board resolution : 27-Feb-2026 Type of dividend payment : Cash dividend payment Record date for the right to receive : 16-Mar-2026 dividends Ex-dividend date : 13-Mar-2026 Payment for : Common shareholders Cash dividend payment (baht per share) : 0.01 Par value (baht) : 0.50 Payment date : 06-May-2026 Paid from : Operating period from 01-Jan-2025 to 31-Dec-2025 and retained Earnings Remark : The right to receive dividend, as the case maybe, is uncertain as it has not yet been approved by shareholders. ______________________________________________________________________ Auditors Appointment No : 1 Auditor Name : Mrs. SARINDA HIRUNPRASURTWUTTI CPA License No. : 4799 Accounting and Audit firm : EY OFFICE LIMITED Audit End Date : 31-Dec-2026 No : 2 Auditor Name : Mr. CHAWALIT CHALUAYAMPORNBUT CPA License No. : 8881 Accounting and Audit firm : EY OFFICE LIMITED Audit End Date : 31-Dec-2026 No : 3 Auditor Name : Mr. SOMSAK CHIRATDHITIAMPHYVONG CPA License No. : 8874 Accounting and Audit firm : EY OFFICE LIMITED Audit End Date : 31-Dec-2026 No : 4 Auditor Name : Miss SATIDA RATANANURAK CPA License No. : 4753 Accounting and Audit firm : EY OFFICE LIMITED Audit End Date : 31-Dec-2026 ______________________________________________________________________ The company hereby certifies that the information above is correct and complete. Signature _________________ ( Mr.EKACHAI CHAITRAKULTHONG ) DIRECTOR Authorized person to disclose information ______________________________________________________________________ Investor Relations Miss Sujee Aechoy Tel : 038-423115 #312 ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Management Discussion and Analysis Company name : STC CONCRETE PRODUCT PUBLIC COMPANY LIMITED Year : 2025 Quarter : Yearly Ending : 31-Dec-2025 This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Summary of operating result form (F45) STC CONCRETE PRODUCT PUBLIC COMPANY LIMITED (In thousands) Financial Statement 12 Months Audited Ending 31 December Year 2025 2024 Profit (loss) 5,020 14,598 attributable to equity holders of the Company * EPS (baht) 0.01 0.03 Type of report Unqualified opinion *For consolidated financial statements Please review financial statement (Full Version) before making investment decision "The company hereby certifies that the information above is correct and complete. In addition, the company has already reported and disseminated its financial statements in full via the SET Electronic Listed Company Information Disclosure (SET Portal)." Signature ___________________________ ( Miss Amonwan Chaitrakulthong ) Chief Financial Officer Authorized Persons to Disclose Information ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Change in CFO / Chief Accounting Resign ______________________________________________________________________ Position of Chief Accountant : Deputy Manager of Accounting and Finance Title : Miss Name : Nuanlamai Surname : Ounyard Effective Date of Termination : 19-Jan-2026 ______________________________________________________________________ Appoint ______________________________________________________________________ Position of Chief Accountant : Deputy Manager of Accounting and Finance Title : Miss Name : Saowimol Surname : Hasuk Effective Date of Appointment : 19-Jan-2026 ______________________________________________________________________ Authorized Person to Disclose : Miss Amonwan Chaitrakulthong Information Position : Chief Financial Officer ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Management Discussion and Analysis Company name : STC CONCRETE PRODUCT PUBLIC COMPANY LIMITED Year : 2025 Quarter : Quarter 3 Ending : 30-Sep-2025 This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Summary of operating result form (F45) STC CONCRETE PRODUCT PUBLIC COMPANY LIMITED (In thousands) Financial Statement Quarter 3 9 Months Reviewed Reviewed Ending 30 September 30 September Year 2025 2024 2025 2024 Profit (loss) (1,642) 6,457 (5,620) 5,939 attributable to equity holders of the Company * EPS (baht) (0.0029) 0.0114 (0.0099) 0.0105 Type of report Unqualified opinion *For consolidated financial statements Please review financial statement (Full Version) before making investment decision "The company hereby certifies that the information above is correct and complete. In addition, the company has already reported and disseminated its financial statements in full via the SET Electronic Listed Company Information Disclosure (SET Portal)." Signature ___________________________ ( Amonwan Chaitrakulthong ) Chief Financial Officer Authorized Persons to Disclose Information ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.

Summary of operating result form (F45) STC CONCRETE PRODUCT PUBLIC COMPANY LIMITED (In thousands) Financial Statement Quarter 2 6 Months Reviewed Reviewed Ending 30 June 30 June Year 2025 2024 2025 2024 Profit (loss) (5,066) 1,632 (3,978) (518) attributable to equity holders of the Company * EPS (baht) (0.0089) 0.0029 (0.007) (0.0009) Type of report Unqualified opinion *For consolidated financial statements Please review financial statement (Full Version) before making investment decision "The company hereby certifies that the information above is correct and complete. In addition, the company has already reported and disseminated its financial statements in full via the SET Electronic Listed Company Information Disclosure (SET Portal)." Signature ___________________________ ( Amonwan Chaitrakulthong ) Chief Financial Officer Authorized Persons to Disclose Information ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.