Summary of the 2025 Annual Report

Important Notice

This annual report summary is derived from the full annual report. To fully understand the company's operating results, financial status, and future development plans, investors should carefully read the full annual report published in designated media by the China Securities Regulatory Commission. All directors attended the board meeting to review this report. The audit opinion from Rongcheng Accounting Firm (Special General Partnership) on this year's financial report is a standard unqualified opinion. Non-standard audit opinion reminder: □ Applicable ☒ Not applicable. The company was not profitable at the time of listing and has not achieved profitability currently: □ Applicable ☒ Not applicable. The profit distribution plan or capital reserve transfer plan reviewed by the board during the reporting period is: ☒ Applicable □ Not applicable. The profit distribution plan approved by the board is to distribute a cash dividend of 0.10 yuan (tax included) for every 10 shares to all shareholders based on the total share capital of 1,345,710,639 shares, excluding 28,435,840 shares repurchased by the company, resulting in a base of 1,317,274,799 shares. No bonus shares will be distributed (tax included), and no capital reserve transfer will be made. The board resolution on the preferred stock profit distribution plan during the reporting period: □ Applicable ☑ Not applicable.

Company Overview

1. Company Profile

   • Stock Abbreviation: Senior Material
   • Stock Code: 300568
   • Stock Exchange: Shenzhen Stock Exchange
   • Contact Person: Secretary of the Board
   • Contact Information:
     • Name: Li Sheng, Zhang Chen Sheng
     • Office Address: Tianyuan Road North, Guangming District, Shenzhen, Guangdong Province
     • Fax: 0755-21383902
     • Phone: 0755-21383902
     • Email: zqb@senior798.com

2. Main Business or Product Overview (1) Main Business Situation The company is a national high-tech enterprise specializing in the research, production, and sales of lithium-ion battery separators. It is a leading unit in drafting national standards related to lithium-ion battery separators. As a key material for lithium-ion batteries, separators are prioritized by governments worldwide in the development of new energy industries. The company aims to contribute to global green energy construction with the mission of "Senior Membrane Creates New Life."

(2) Main Product Overview The separators produced by the company include wet-process separators, dry-process separators, coated separators, and various functional membranes, widely used in new energy vehicles, energy storage stations, electric bicycles, power tools, aerospace, 3C digital products, and medical environments. The main details are as follows: