Deshi Co., Ltd.

Announcement on Participation in the 2026 Online Collective Reception Day for Investors of Listed Companies in Shandong

2025 Annual Environmental, Social, and Governance (ESG) Report (English Version)

Legal Opinion from Beijing Tianyuan Law Firm on the 2025 Annual Shareholders' Meeting of Deshi Co., Ltd.

Announcement on Holding an Online Performance Briefing for the 2025 Annual Meeting and the First Quarter of 2026

Announcement of Resolutions from the 2025 Annual Shareholders' Meeting

Announcement on the Completion of Non-transactional Transfer for the 2026 Employee Stock Ownership Plan.

Announcement on the Resolution of the First Holder Meeting of the 2026 Employee Stock Ownership Plan.

Announcement on the Provision for Credit and Asset Impairment Losses in 2025

Announcement on the Remuneration and Assessment Plan for Directors and Senior Management in 2026

2025 Financial Settlement Report

2025 Board of Directors Work Report

Announcement on Requesting Shareholders' Meeting to Authorize the Board of Directors to Formulate and Implement the Mid-Term Dividend Plan

Announcement on Requesting Shareholders' Meeting to Authorize the Board of Directors to Handle Related Matters for Small Quick Financing

Verification Report on the Annual Storage and Use of Raised Funds by Texas United Petroleum Technology Co., Ltd. - Zhongxi Special Review No. 2026T00119

Announcement on the Renewal of Audit Institutions for 2026

Continuous Supervision Tracking Report of Texas United Petroleum Technology Co., Ltd. in 2025 by Guoxin Securities Co., Ltd.

Summary Report of Continuous Supervision and Sponsorship of Texas United Petroleum Technology Co., Ltd.'s Initial Public Offering and Listing on the Growth Enterprise Market by Guoxin Securities Co., Ltd.

Regular On-Site Inspection Report of Continuous Supervision of Texas United Petroleum Technology Co., Ltd. by Guoxin Securities Co., Ltd. in 2025

2025 Independent Director Work Report (Liu Xijun)

2025 Independent Director Work Report (Fan Zhongting)

2025 Independent Director Work Report (Xie Guangyi)

2025 Environmental, Social, and Governance (ESG) Report

Verification Opinion from Guoxin Securities Co., Ltd. on the Internal Control Evaluation Report of Texas United Petroleum Technology Co., Ltd. in 2025

Internal Control Audit Report of Texas United Petroleum Technology Co., Ltd. - Zhongxi Special Review No. 2026T00118

2025 Internal Control Self-Evaluation Report

Announcement on Expected Related Party Transactions in 2026

Notice of the 2025 Annual Shareholders' Meeting

Announcement of the Seventeenth Meeting Resolution of the Third Board of Directors

Announcement on the Profit Distribution and Capital Reserve Transfer to Increase Share Capital Plan for 2025

Q1 2026 Report

Special Report on the Storage and Use of Raised Funds in 2025

Verification Opinion from Guoxin Securities Co., Ltd. on the Storage and Use of Raised Funds by Texas United Petroleum Technology Co., Ltd. in 2025

Evaluation Report on the Performance of the Accounting Firm in 2025 and the Audit Committee's Report on the Supervision of the Accounting Firm

Special Explanation on Non-Operating Fund Occupation and Other Related Fund Transactions of Texas United Petroleum Technology Co., Ltd. - Zhongxi Special Review No. 2026Z00296

Summary Table of Non-Operating Fund Occupation and Other Related Fund Transactions in 2025

Special Opinion on the Independence of Independent Directors in 2025

2025 Annual Audit Report

2025 Annual Report

Summary of the 2025 Annual Report

Verification Opinion from Guoxin Securities Co., Ltd. on the Use of Part of Idle Raised Funds and Own Funds for Cash Management by Texas United Petroleum Technology Co., Ltd.

Announcement on the Use of Part of Idle Raised Funds and Own Funds for Cash Management

Legal Opinion from Beijing Tianyuan Law Firm on the First Extraordinary Shareholders' Meeting of Dezhou United Petroleum Technology Co., Ltd. in 2026

Announcement of the Resolution of the First Extraordinary Shareholders' Meeting of 2026

Legal Opinion from Beijing Tianyuan Law Firm on the Implementation of the 2026 Employee Stock Ownership Plan by Texas United Petroleum Technology Co., Ltd.

2025 Annual Performance Briefing of Texas United Petroleum Technology Co., Ltd.

Internal Reporting System for Major Information (March 2026)

Foreign Exchange Hedging Business Management System (March 2026)

Remuneration Management System for Directors and Senior Management (March 2026)

Notice of Dezhou United Petroleum Technology Co., Ltd. on Convening the First Extraordinary General Meeting of Shareholders in 2026

Resolution Announcement of the Sixteenth Meeting of the Third Board of Directors

Explanation by the Board of Directors on the Compliance of the Company's 2026 Employee Stock Ownership Plan (Draft)

Verification Opinion of the Board of Directors' Remuneration and Assessment Committee on Matters Related to the 2026 Employee Stock Ownership Plan

Management Rules for Dezhou United Petroleum Technology Co., Ltd. 2026 Employee Stock Ownership Plan

Summary of Dezhou United Petroleum Technology Co., Ltd. 2026 Employee Stock Ownership Plan (Draft)

Dezhou United Petroleum Technology Co., Ltd. 2026 Employee Stock Ownership Plan (Draft)

Pre-disclosure Announcement on Share Reduction by Company Shareholders

Announcement on Abnormal Stock Trading Fluctuations