Topic: Shenzhen Senior Technology Material Plans to Issue H-Shares and List on the Main Board of the Hong Kong Stock Exchange

Recently, Shenzhen Senior Technology Material Co.,Ltd. received feedback from the China Securities Regulatory Commission (CSRC) regarding its offshore listing filing. The specific feedback requires the company to provide supplementary explanations on the following matters, with lawyers requested to conduct verification and provide clear legal opinions:

First, the filing report only states that the company and its major domestic subsidiaries' business scope does not involve the "Special Administrative Measures for Foreign Investment Access (Negative List) (2024 Edition)". Please provide a complete explanation of whether the business scope of the company and its domestic subsidiaries involves foreign investment restricted or prohibited areas.

Second, the legal opinion only verifies whether the company and its major domestic subsidiaries have prohibitive circumstances for offshore listing as stipulated in Article 8 of the "Interim Measures for the Administration of Offshore Securities Issuance and Listing by Domestic Enterprises". Please provide a complete explanation of whether the company and its domestic subsidiaries have prohibitive circumstances for offshore listing.

According to available information, Shenzhen Senior Technology Material Co.,Ltd. is located at Tianyuan Road North, Gongming Sub-district, Guangming District, Shenzhen, Guangdong Province, and 40th Floor, Dah Sing Financial Centre, 248 Queen's Road East, Wan Chai, Hong Kong. The company was established on September 17, 2003, and was listed on the A-share market on December 1, 2016. The company's main business involves research and development, production, and sales of lithium-ion battery separators. Its main business revenue composition consists of: lithium-ion battery separator new energy materials 99.08%, and others 0.92%.

Shenzhen Senior Technology Material belongs to the SWHY industry classification of: Power Equipment - Batteries - Battery Chemicals. The concept sectors it belongs to include: aluminum plastic film, solid-state batteries, lithium batteries, electronic skin, new energy, and others.

As of June 30, Shenzhen Senior Technology Material had 115,200 shareholders, an increase of 26.79% from the previous period; the average tradable shares per capita were 10,532 shares, a decrease of 21.13% from the previous period. From January to June 2025, Shenzhen Senior Technology Material achieved operating revenue of 1.898 billion yuan, a year-on-year increase of 14.78%; net profit attributable to the parent company was 100 million yuan, a year-on-year decrease of 58.53%.

In terms of dividends, Shenzhen Senior Technology Material has cumulatively distributed 791 million yuan in cash since its A-share listing. Over the past three years, it has cumulatively distributed 490 million yuan in cash.

Regarding institutional holdings, as of June 30, 2025, among Shenzhen Senior Technology Material's top ten tradable shareholders, HKSCC Nominees Limited ranked as the second largest tradable shareholder, holding 15.1284 million shares, down 1.1284 million shares from the previous period. Southern CSI 1000 ETF (512100) ranked as the fourth largest tradable shareholder, holding 12.4104 million shares, up 2.349 million shares from the previous period. E Fund CSI New Energy Vehicle Industry Index (LOF) A (501057) ranked as the tenth largest tradable shareholder, holding 8.1856 million shares, down 374,300 shares from the previous period.

Main concepts: Solid-state batteries + Sodium-ion batteries + CATL concept + Lithium battery concept + BYD concept

1. Research activity information from February 12, 2025: The company has comprehensive layout in the solid-state battery field. Its invested company Shenzhen Sinyuan Bond Technology Co., Ltd.'s oxide electrolyte has achieved mass production, while sulfide and polymer electrolytes are in small-batch supply stage.

2. Interactive platform May 31, 2023: The company's lithium battery separator technology is applicable to sodium-ion batteries, and maintains good cooperative relationships with sodium-ion battery enterprises.

3. The company's separator products have currently passed relevant tests and audits by CATL, and have begun small-batch shipments to CATL. The cooperative products are new separator products with special performance customized by the company for CATL.

4. The company focuses on the research and development and manufacturing of lithium-ion battery separators, possessing independent R&D capabilities for dry process, wet process, and coating separators, as well as strong technical reserves in separator technology. The company's major customers include well-known domestic and international lithium-ion battery manufacturers such as Korea's LG Chem, CATL, Samsung SDI, BYD, Gotion High-tech, EVE Energy, Tianjin Lishen, and others.

5. Interactive platform May 30, 2023: BYD is one of the company's major customers. The company has successively provided separator products with comprehensive leading advantages to domestic and international leading lithium-ion battery manufacturers including CATL, BYD, Gotion High-tech, CALB, LG Chem, Samsung SDI, Japan's Murata, and others.