- Ligent combines optical transceivers, optical chips and network terminals in one business.
- Datacom products contributed 69.4% of first-half 2026 revenue, according to its prospectus.
- The five largest customers accounted for 71.8% of sales, making customer concentration a material part of the story.
The AI infrastructure business between the processors
Ligent Technologies' Hong Kong offering documents show how an optical-components supplier has shifted toward the data-center market. The Qingdao-based company sells the transceivers that convert electrical signals into light and back again, allowing servers and network equipment to exchange data over fiber.
Its September 14 prospectus set out an offering at HK$32.96 a share, with trading scheduled for September 22. This article examines the operating business described in those documents; it does not establish the result of the offering or the subsequent share price.
The revenue mix has changed
Ligent reported first-half 2026 revenue of RMB5.39 billion, up 27.9% year on year. Datacom transceivers accounted for 69.4% of that total, compared with roughly a quarter of revenue in 2023. Its overall gross margin rose from 18.7% to 24.2% between the two first-half periods.
That is a 5.5-percentage-point margin increase, calculated from the disclosed figures. It indicates that the mix and economics of sales changed alongside volume; revenue growth alone would not show that. The distinction matters for a component maker whose older products may face falling unit prices.
The prospectus describes mass production of 800G and 1.6T transceivers, with work on higher-speed products. These labels describe link capacity, not the amount of AI computation performed by a connected server. More capable links can remove a bottleneck, but they do not independently determine model-training speed.
Owning chips does not make every sale a chip sale
TechNode's profile traces Ligent's optical-chip capabilities through earlier acquisitions in the United States. Developing lasers and manufacturing complete modules gives the company opportunities to coordinate the components inside a transceiver, rather than relying entirely on external chip designs.
The same profile notes that external optical-chip sales remained a small part of the business in 2025, even as those capabilities supported the larger module operation. That distinction prevents a misleading reading of Ligent as primarily a stand-alone semiconductor vendor. Its customer-facing product and its internal technology base are different measures.
Where the proposed proceeds would go
The prospectus estimates net proceeds of HK$5.45 billion at the indicated offer price, assuming the over-allotment option is unused. It allocates 52.9% to research and development and 25.1% to production expansion and automation. The remaining planned uses cover market expansion, investments and acquisitions, and working capital.
The manufacturing plan extends beyond China. The filing describes two new Thailand facilities, with the first phase of one already operating at the document’s reference date and another targeted for commercial production by the end of 2027. It also budgets upgrades in the United States, Qingdao and Jiangmen. These are intended uses of proceeds and construction milestones, not confirmation that all capacity is already producing.
The plan connects the financial story to product delivery: Ligent is funding both the next optical generation and the factories needed to supply it. The separation matters because a laboratory sample, customer qualification and volume production represent different stages of revenue readiness.
Scale comes with a concentrated customer base
The prospectus says the five largest customers generated 71.8% of first-half 2026 revenue, with the largest accounting for 21%. A large share of sales therefore depends on a relatively small set of procurement decisions. The figures do not identify those customers, and should not be used to infer undisclosed supply relationships.
For the overseas reader following Chinese AI infrastructure, Ligent illustrates a part of the supply chain that processor announcements often obscure. A cluster requires connections as well as accelerators. The company's transition is visible in its sales mix, while its concentration figures show why rapid growth does not automatically mean diversified demand.
Sources & context
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01Updates & corrections
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