| 14 Aug 2026 |
Financial Transaction with Risk to the Financial Position and Operating Performance. |
| 14 Aug 2026 |
Financial Statement Quarter 2/2026 (Reviewed) |
| 14 Aug 2026 |
SP sign posted on the securities of CHO and TSR as the auditor does not express a conclusion on its financial statements ending June 30, 2026 |
| 13 Aug 2026 |
Progress report for the Guidelines for addressing potential grounds for delisting arising from negative shareholders' equity for the 2nd quarter of 2026 |
| 13 Aug 2026 |
Clarification on the auditor's disclaimer of conclusion for Interim Financial Statements for the six-month period ended 30 June 2026 |
| 13 Aug 2026 |
Explanation in the event that the English version of the financial statements of the 2nd quarter of 2026 delayed |
| 13 Aug 2026 |
Management Discussion and Analysis Quarter 2 Ending 30 Jun 2026 |
| 13 Aug 2026 |
Financial Performance Quarter 2 (F45) (Reviewed) |
| 23 Jul 2026 |
SP sign posted on TSR's securities as the SEC has instructed TSR to rectify the financial statements for Q1/2026 |
| 22 Jul 2026 |
SEC instructs TSR to cooperate with auditor and submit rectified interim financial statements |
| 22 Jul 2026 |
SEC instructs TSR to cooperate with auditor and submit rectified interim financial statements |
| 04 Jun 2026 |
Stock excluded from the SET Index calculation |
| 20 May 2026 |
Financial Statement Quarter 1/2026 (Reviewed) |
| 20 May 2026 |
May 20, 2026 is the last trading day of TSR and TTCL |
| 19 May 2026 |
May 20, 2026 is the last trading day of TSR and TTCL |
| 18 May 2026 |
May 20, 2026 is the last trading day of TSR and TTCL |
| 15 May 2026 |
Progress report for the Guidelines for addressing potential grounds for delisting arising from negative shareholders' equity for the 1st quarter of 2026 |
| 15 May 2026 |
Clarification on the auditor's disclaimer of conclusion for Interim Financial Statements for the three-month period ended 31 March 2026 |
| 15 May 2026 |
SET recommends investors to carefully study TSR's information before making investment decision as the auditors do not express a conclusion on financial statements Quarter 1/2026 during temporary trading session |
| 14 May 2026 |
Explanation in the event that the English version of the financial statements of the 1st quarter of 2026 delayed |
| 14 May 2026 |
Management Discussion and Analysis Quarter 1 Ending 31 Mar 2026 |
| 14 May 2026 |
Financial Performance Quarter 1 (F45) (Reviewed) |
| 14 May 2026 |
Notification of the Registration of the Reduction of the Company's Registered Capital and the Amendment to the Memorandum of Association to the Department of Business Development, Ministry of Commerce. |
| 11 May 2026 |
Disclosure of the Minutes of the 2026 Annual General Meeting of Shareholders on the Company's website |
| 30 Apr 2026 |
Form to Report on Names of Members and Scope of Work of the Audit Committee (F24-1) |
| 30 Apr 2026 |
Shareholders meeting's resolution for the year 2026. |
| 21 Apr 2026 |
Clarification of news or information requested by SET (Additional) |
| 17 Apr 2026 |
Clarification of information in the financial statements for the year 2025 |
| 16 Apr 2026 |
SET allows trading on securities of TSR and TTCL during April 21, 2026 - May 20, 2026 by purchasing with Cash Balance account |
| 10 Apr 2026 |
Guidelines for addressing potential grounds for delisting arising from negative shareholders' equity |
| 02 Apr 2026 |
Notification of change in Management Structure and Senior Management |
| 31 Mar 2026 |
Publication notice of the 2025 annual report (56-1 One Report 2025) on the Company's website. |
| 30 Mar 2026 |
Disclosing the 2026 Annual General Shareholders' Meeting Invitation, and related documents on the Company's website, and opportunity for shareholders to submit questions regarding the agenda in advance. |
| 16 Mar 2026 |
Financial Statement Yearly 2025 (Audited) |
| 11 Mar 2026 |
Notification of Legal Proceedings or Material Legal Dispute. |
| 10 Mar 2026 |
SET notifies actions against 3 listed companies due to negative shareholders' equity |
| 04 Mar 2026 |
Clarification on the auditor's disclaimer of conclusion for Interim Financial Statements for the year ended December 31, 2025 |
| 04 Mar 2026 |
SET posted SP sign on TSR and TTCL's securities which maybe subject to possible delisting as negative equity, as auditor issues a disclaimer of opinion on financial statements of 2025 and CB from additional cause on TSR's securities |
| 04 Mar 2026 |
Explanation in the event that the English version of the financial statements of the year 2025 is delayed. |
| 04 Mar 2026 |
Management Discussion and Analysis Yearly Ending 31 Dec 2025 |
| 04 Mar 2026 |
Financial Performance Yearly (F45) (Audited) |
| 02 Mar 2026 |
Schedule of Annual General Meeting of Shareholders |
| 15 Jan 2026 |
Notification of the Results of the Invitation to shareholders to propose an agenda item, director candidate, and questions for the 2026 Annual General Meeting of Shareholders. |
| 09 Jan 2026 |
Explanation of information disclosed in the financial statements for the 3rd quarter of 2025, as requested by SET |
