Shengbang Co., Ltd.

Legal Opinion from Guohao Law Firm (Chengdu) on the 2025 Annual Shareholders' Meeting of Chengdu Shengbang Sealing Parts Co., Ltd.

Announcement of Resolutions of the 2025 Annual Shareholders' Meeting

Announcement on the progress of planning a major asset restructuring

2025 annual on-site inspection report of Chengdu Shengbang Sealing Parts Co., Ltd. by Guojin Securities Co., Ltd.

Guojin Securities Co., Ltd. Verification Opinion on Chengdu Shengbang Sealing Components Co., Ltd. Using Idle Self-Owned Funds for Cash Management

Announcement on the Use of Idle Self-Owned Funds for Cash Management

Guojin Securities Co., Ltd. Verification Opinion on Chengdu Shengbang Sealing Components Co., Ltd. Using Idle Raised Funds for Cash Management

Announcement on the Use of Idle Raised Funds for Cash Management

Guojin Securities Co., Ltd. Special Verification Report on the Storage and Use of Raised Funds of Chengdu Shengbang Sealing Components Co., Ltd. for 2025

Guojin Securities Co., Ltd. Verification Opinion on the 2025 Annual Internal Control Self-Evaluation Report of Chengdu Shengbang Sealing Components Co., Ltd.

Guojin Securities Co., Ltd. Summary Report on the First Public Offering of Shares and Continuous Supervision of Chengdu Shengbang Sealing Components Co., Ltd. on the Growth Enterprise Market

Announcement on the Renewal of the Accounting Firm for 2026

Guojin Securities Co., Ltd. Annual Tracking Report on Chengdu Shengbang Sealing Components Co., Ltd. for 2025

2025 Annual Report of Independent Director (Independent Director Zhong Hongming)

2025 Annual Report of Independent Director (Independent Director Li Yuedong)

2025 Annual Report of Independent Director (Independent Director Wu Mengqiang)

Announcement on the 2025 Annual Performance Presentation Meeting

Internal Control Audit Report of Chengdu Shengbang Sealing Components Co., Ltd.

2025 Annual Internal Control Evaluation Report

Compensation Management System for Directors and Senior Management (April 2026)

Articles of Association of Chengdu Shengbang Sealing Components Co., Ltd. (April 2026)

2025 Annual Work Report of the Board of Directors

Announcement on the 2026 Annual Compensation Plan for Directors and Senior Management

Announcement on the Change of Company Registered Capital and Amendment of the Articles of Association

Special Report on the Storage, Management, and Use of Raised Funds for the Year 2025

Notice of the 2025 Annual Shareholders' Meeting

Announcement of Resolutions of the Fourth Meeting of the Sixth Board of Directors

Announcement on the Profit Distribution and Capital Reserve Fund Transfer Plan for the Year 2025

Q1 2026 Report

Verification Report on the Annual Storage, Management, and Actual Use of Raised Funds of Chengdu Shengbang Sealing Components Co., Ltd.

Report on the Evaluation of the Performance of the Accounting Firm by the Audit Committee of the Board of Directors for the Year 2025 and the Fulfillment of Supervisory Responsibilities

Special Audit Report on Non-Operating Fund Occupation and Other Related Fund Transactions of Chengdu Shengbang Sealing Components Co., Ltd.

Summary Table of Non-Operating Fund Occupation and Other Related Fund Transactions of Listed Companies

Special Opinion of the Board of Directors on the Independence Assessment of Independent Directors

2025 Annual Audit Report

Annual Report for the Year 2025

Summary of the Annual Report for the Year 2025

Announcement on the Cancellation of Special Accounts for Partial Raised Funds from Initial Public Offering