Announcement on the Progress of Matters Regarding the Company's Stock Being Subject to Delisting Risk Warning and Additional Risk Warnings

Securities Code: 300125 Securities Abbreviation: *ST Lingda Announcement Number: 2026-028 Lingda Group Co., Ltd. Announcement on the Progress of Matters Regarding the Company's Stock Being Subject to Delisting Risk Warning and Additional Risk Warnings The Company and all members of the Board of Directors guarantee the content of the information disclosure is true, accurate, and complete, and there are no false records, misleading statements, or major omissions. Key Content Reminders: • Delisting Risk Warning: For the year 2024, the company's net profit after deducting non-recurring gains and losses was -85.579 million yuan, and its operating income after deduction was 57.85 million yuan, with net assets at the end of the period being -53.841 million yuan. According to Article 10.3.1, Paragraph 1, Subparagraphs (1) and (2) of the Shenzhen Stock Exchange ChiNext Stock Listing Rules (2025 Revision) (hereinafter referred to as the "Listing Rules"), the company's stock was subject to a delisting risk warning from April 25, 2025. • Other Risk Warnings: For the years 2022 to 2024, the company's net profit after deducting non-recurring items was negative, and the 2024 financial report was issued with a qualified opinion from 致同会计师事务所 (Special General Partnership) containing a paragraph on significant uncertainty regarding going concern. The "2024 Internal Control Audit Report" was issued with a negative opinion. The company's subsidiary, Zhaozhao Jiarui New Energy Technology Co., Ltd. (hereinafter referred to as "Zhaozhao Jiarui"), suspended production of its high-efficiency solar cell line on March 14, 2024, and it is expected that normal production will not resume within three months. Due to the company's involvement in non-compliant guarantee matters that have not been resolved within the prescribed period, according to Article 9.4, Subparagraphs (1), (4), (5), and (6) of the Listing Rules, the company's stock is subject to other risk warning circumstances.