Senior Tech launches $170 million Hong Kong IPO

Lithium-ion battery separator manufacturer Shenzhen Senior Technology Material Co. Ltd. (6067.HK) launched its Hong Kong IPO on Friday, aiming to sell 150 million shares through next Wednesday. Shares will be priced at up to HK$8.98 each, raising up to HK$1.34 billion ($171 million). The stock is set to make its trading debut on June 23.

Founded in 2003, Senior Technology designs and produces lithium-ion battery separators. Its customers include LG Energy, Samsung SDI, CATL, BYD and Gotion High-tech. According to third-party data in its prospectus, the company has ranked second globally in lithium-ion battery separator shipments for six consecutive years, with a global market share of 11.6% in 2025.

Senior Technology is the first company in China, and one of the few globally, with capabilities across all three major lithium-ion battery separator technologies: dry-process, wet-process and coated separators. By shipment volume, the company held 21.5% of the global dry-process separator market and 9% of the global wet-process separator market in 2025, ranking first and fourth worldwide, respectively.

The company reported revenue of 4.08 billion yuan ($568 million) in 2025, up 16.3% year-on-year, while its net profit fell 61.4% to 143 million yuan over that time.

Senior Technology plans to use 28% of the IPO proceeds to strengthen its R&D capabilities, 27% to expand its operations in Malaysia and the U.S., 20% for investments in next-generation battery materials and semiconductor-related companies, 15% to repay fixed-asset loans for its Sweden production base, and the remaining 10% for working capital and general corporate purposes.

By Lee Shih Ta

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