Core Viewpoint - Shenzhen Senior Technology Material Co., Ltd. (referred to as "Senior Technology") has submitted a prospectus for an IPO on the Hong Kong Stock Exchange, marking its second attempt after a previous application lapsed in July 2025. The company is currently listed on the A-share market with a market capitalization of approximately RMB 18.611 billion as of January 30, 2026 [2][16]. Business Overview - Established in 2003, Senior Technology is a manufacturer of lithium-ion battery separators and has over 20 years of experience in R&D, production, and sales within the lithium-ion battery industry [3][17]. - According to Frost & Sullivan, Senior Technology is the first company in China to master the dry uniaxial stretching technology for lithium-ion battery separators, ranking second globally in market share at 14.4% by shipment volume in 2024 [3][17]. - The company is also the first to achieve mass export of lithium-ion battery separators and is one of the few manufacturers in China with capabilities in dry, wet, and coated separator production technologies [3][17]. Market Position - Senior Technology has established itself as a prominent supplier and innovator in the global lithium-ion battery separator market, with a unique position due to its independent equipment research and design capabilities [4][18]. - The company has a comprehensive global network covering nine production bases across China, Europe, Southeast Asia, and the United States, and has R&D centers in South China, East China, Japan, and Sweden [4][18]. - Senior Technology serves over 100 leading lithium-ion battery customers, including major manufacturers like LG Energy Solution, Samsung SDI, and CATL [4][18]. Financial Performance - The company's revenue from lithium-ion battery separators includes dry, wet, and coated separators, with total revenues reported as follows: RMB 2.867 billion in 2022, RMB 2.982 billion in 2023, RMB 3.506 billion in 2024, and RMB 2.932 billion for the first nine months of 2025 [5][12][26]. - The net profits for the same periods were RMB 748 million, RMB 594 million, RMB 371 million, and RMB 141 million respectively [12][26]. Shareholder Structure - Prior to its listing in Hong Kong, the major shareholders of Senior Technology include Professor Chen Xiufeng and Ms. Chen Weirong, who together hold approximately 12.69% of the shares, making them the largest single shareholder [7][22]. Management Team - The board of directors consists of eight members, including three executive directors: Professor Chen Xiufeng (Chairman and General Manager), Dr. Zhang Xiaomin (Deputy General Manager and Technical Director), and Mr. Xu Liqiang (General Manager of East China Base) [10][25].