LONGSYS (09976) made its stock market debut on the Hong Kong Stock Exchange, opening flat at 236 Hong Kong dollars per share. According to the company’s announcement, the offering was priced at 236 Hong Kong dollars per share, with a total of 29.99 million shares issued, each board lot containing 50 shares. The net proceeds from the listing are estimated to be around 6.02 billion Hong Kong dollars.
As of the time of writing, the stock showed no change from its listing price, trading at 236 Hong Kong dollars, with a turnover of 323 million Hong Kong dollars.
According to the prospectus, LONGSYS stands as a globally leading independent brand semiconductor memory manufacturer. Leveraging its vertically integrated capabilities, which encompass controller chip and storage chip design, firmware development, system-in-package, and testing, the company designs, develops, manufactures, and sells a comprehensive portfolio of memory products. These products cater to edge AI applications as well as traditional consumer, enterprise, and industrial-grade sectors.
Per data from CIC Consulting, based on 2025 storage product revenue, LONGSYS ranks as the second-largest independent semiconductor memory manufacturer among over 100 global market players and holds the position of the largest independent memory manufacturer among more than 30 Chinese participants. In 2025, the company captured a 1.2% share of the global storage product market—a notable achievement for an independent memory enterprise given the industry’s immense scale.
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