Letong Co., Ltd.

Notice of Listing and Circulation of Restricted Shares from Private Placement

This announcement details the upcoming listing and circulation of restricted shares for Zhuhai Letong Chemical Co., Ltd. A total of 9,472,510 shares, representing 4.52% of the total share capital, will become available for trading on May 19, 2026. This follows a private placement to Shenzhen Youmei Meisheng Enterprise Management Co., Ltd., with the lock-up period expiring.

On-site Inspection Report for Continuous Supervision for 2025 by Great Wall Securities Co., Ltd. Regarding Zhuhai Letong Chemical Co., Ltd.

Great Wall Securities Co., Ltd. Report on the Summary of Continuous Supervision and Sponsorship for Zhuhai Letong Chemical Co., Ltd.

This report summarizes Great Wall Securities' continuous supervision and sponsorship for Zhuhai Letong Chemical Co., Ltd.'s 2024 private placement of A shares. The sponsorship period concluded on December 31, 2025. The report confirms the company's compliance with regulations, proper use of raised funds, and timely information disclosure, with no major issues requiring sponsor intervention.

Report on Continuous Supervision Sponsorship Work for 2025 by Great Wall Securities Co., Ltd. Regarding Zhuhai Letong Chemical Co., Ltd.

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

This announcement details the resolutions passed at the sixth meeting of the seventh Board of Directors of Zhuhai Letong Chemical Co., Ltd. The meeting, held via written voting on April 27, 2026, was convened and conducted in compliance with relevant laws and regulations. The board unanimously approved the Q1 2026 quarterly report, confirming its accuracy and completeness.

2026 First Quarter Report

2025 Annual Financial Report

2025 Annual Board Work Report

Great Wall Securities Report on the 2025 Annual Supervision Training for Letong Chemical

Great Wall Securities conducted a 2025 annual supervision training for Letong Chemical's personnel. The training covered standardized operations and information disclosure, using case studies. Letong Chemical actively cooperated, ensuring the training's effectiveness in enhancing understanding of relevant regulations. The training achieved its intended objectives.

Announcement on Re-appointment of the Company's 2026 Audit Institution

This announcement details the re-appointment of Beijing Dehao International Certified Public Accountants (Special General Partnership) as the company's 2026 audit institution. The decision was approved by the Audit Committee and the Board of Directors. The firm meets regulatory requirements and has relevant experience. The proposed audit fee is capped at RMB 900,000.

2025 Annual Report of Independent Director (He Haotai)

This report details the performance of Independent Director He Haotai for 2025. He attended board and shareholder meetings, reviewed financial reports, and participated in internal control assessments. The director focused on protecting shareholder interests, particularly those of minority shareholders, and ensuring compliance with regulations.

2025 Annual Independent Director's Report (He Suying)

This report details He Suying's performance as an independent director for Zhuhai Letong Chemical Co., Ltd. during 2025. It covers attendance at board and shareholder meetings, participation in committees, and oversight of financial reporting and related-party transactions. The report confirms compliance with regulations and affirms the protection of shareholder interests.

2025 Annual Report of Independent Director (Zhang Cai Feng)

This report details the performance of Independent Director Zhang Cai Feng for 2025. It covers attendance at board and shareholder meetings, participation in special committees, and communication with management and auditors. The director confirms compliance with regulations and active engagement in safeguarding shareholder interests, particularly minority shareholders.

2025 Annual Report of Independent Director (Wu Wenjie)

This report details the performance of Independent Director Wu Wenjie for 2025. It covers his personal background, attendance at board and shareholder meetings, participation in special committees, communication with auditors, and efforts to protect investor rights. The director confirms compliance with regulations and expresses commitment to safeguarding shareholder interests.

Announcement on Holding the 2025 Online Performance Briefing

Zhuhai Letong Chemical Co., Ltd. announces its 2025 Online Performance Briefing on May 14, 2026, from 15:00 to 17:00. The briefing, held via the SZSE's "Interact-e-Board" platform, aims to help investors understand the company's operating conditions. Investors can submit questions in advance through the platform.

Great Wall Securities' Audit Opinion on the 2025 Internal Control Self-Evaluation Report of Leton Chemical

Great Wall Securities, as the sponsor, has audited Leton Chemical's 2025 internal control self-evaluation report. The report covers the company's main entities, businesses, and high-risk areas, representing 100% of assets and revenue. No major or significant deficiencies were found in financial or non-financial reporting internal controls. The sponsor agrees with the self-evaluation report, concluding that Leton Chemical has established a sound and effective internal control system.

Internal Control Audit Report

This report presents the internal control audit for Zhuhai Letong Chemical Co., Ltd. as of December 31, 2025. The audit was conducted by Beijing Dehao International Certified Public Accountants. The report concludes that, in all material respects, the company maintained effective financial reporting internal controls in accordance with relevant regulations.

2025 Self-Evaluation Report on Internal Control of Zhuhai Letong Chemical Co., Ltd.

This report evaluates the effectiveness of Zhuhai Letong Chemical Co., Ltd.'s internal control system as of December 31, 2025. The company found no material weaknesses in financial or non-financial reporting internal controls. The evaluation confirms the company's adherence to internal control standards, ensuring reasonable assurance of compliance, asset safety, and information integrity.

Announcement on the Change of Accounting Policies

Zhuhai Letong Chemical Co., Ltd. announces a change in accounting policies effective January 1, 2026, in accordance with new regulations from the Ministry of Finance. This change, approved by the Board of Directors, does not require shareholder approval and is not expected to materially impact the company's financial status, performance, or cash flows.

Announcement on Guarantee for Credit Line for Company and Subsidiaries and Related Party Transaction

The company's controlling shareholder and actual controller will provide a joint and several liability guarantee for a credit line of up to RMB 195 million for the company and its wholly-owned subsidiary. This is a related party transaction, approved by the board of directors and independent directors, and is not considered a major asset restructuring. The guarantee is gratuitous and does not require counter-guarantees.

Three-Year Shareholder Dividend Plan (2026-2028)

This plan outlines Zhuhai Letong Chemical Co., Ltd.'s dividend policy for 2026-2028. It emphasizes a stable and scientific shareholder return mechanism, prioritizing cash dividends while allowing for stock dividends under specific conditions. The policy details conditions for cash dividends, including positive distributable profits and no impact on ongoing operations, and sets minimum dividend payout ratios based on the company's development stage and capital expenditure plans.

Announcement on Unrecognized Losses Reaching One-Third of Paid-in Capital

Zhuhai Letong Chemical Co., Ltd. announces that its unrecognized losses have reached one-third of its paid-in capital, totaling -284,032,452.98 yuan as of December 31, 2025. This situation requires shareholder approval. The losses are attributed to a slow recovery in the ink industry and investment losses in associates. The company plans to address this by focusing on its core business, improving internal management, and strengthening R&D.

Announcement on Applying for Government Re-lending Platform Funds

Announcement on the Company and Subsidiaries' Expected Guarantees for Comprehensive Credit Limits

Notice of the 2025 Annual Shareholders' Meeting

Announcement of Resolutions of the Fifth Meeting of the Seventh Board of Directors

The announcement details the resolutions passed at the fifth meeting of the seventh board of directors of Zhuhai Letong Chemical Co., Ltd. Key decisions included approving the 2025 annual report, the 2025 President's work report, and the 2025 financial report. The board also approved the 2025 profit distribution plan, which proposes no cash dividends, stock dividends, or capital reserve increases due to negative net profit.

Announcement on the 2025 Annual Profit Distribution Plan

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

This report details Zhuhai Letong Chemical Co., Ltd.'s 2025 raised fund activities. The company raised RMB 127,499,984.60, with a net amount of RMB 120,877,343.09 after expenses. All funds were used by December 31, 2025, with a zero balance remaining. The company followed regulations for fund management and usage.

Great Wall Securities' Audit Opinion on the Custody and Use of Raised Funds by Letong Chemical in 2025

Great Wall Securities audited Letong Chemical's 2025 raised funds. The company issued shares in 2024, raising RMB 127.5 million, net RMB 120.88 million after fees. Funds were fully used to repay debt in 2024. The special account was closed in 2025. The audit confirms compliance with regulations.

Report on the Verification of the Storage, Management, and Use of Raised Funds

This report verifies the storage, management, and use of raised funds by Zhuhai Letong Chemical Co., Ltd. for the year 2025. It outlines the responsibilities of the company's board of directors and the auditors in ensuring the accuracy and completeness of the special report on raised funds. The auditors' responsibility is to provide reasonable assurance that the report is free from material misstatement.