When a company with $15.5 million in annual revenue goes public on the stock exchange and its market capitalization briefly reaches $10 billion, the obvious question is: What do investors know that the financial reports don’t already show?
For Lightelligence, there is growing belief that the answer is optical interconnects, and that traditional copper wiring between AI chips is becoming a serious limitation.
Lightelligence, mainland China’s first photonics chip maker to go public in Hong Kong, saw its shares rise nearly 400% in its trading debut on Tuesday.
The Shanghai-based company raised HK$2.4 billion (approximately US$310 million) in its IPO, opening at HK$880 compared to the market’s highest offering price of HK$183.22. The retail tranche alone was oversubscribed approximately 5,785 times.
What optical interconnects actually do
To understand why investors are so enthusiastic, it helps to understand the problem Lightelligence is trying to solve. Modern AI models, of the kind that power large language models and image generators, require large clusters of chips working in parallel. The faster data can be transferred between these chips, the more efficiently the system will operate.
Traditionally, data was transmitted over copper wire electrical connections. But as AI clusters grow larger and consume more power, copper wiring becomes a bottleneck. They generate heat, consume large amounts of energy, and are limited in the amount of data that can be transmitted over short distances.
Optical interconnects replace these electrical signals with light.
Compared to traditional electrical interconnects, optical approaches offer lower latency, higher bandwidth, and improved energy efficiency. Think of this as upgrading from a single lane road to a freeway. More traffic, faster and less friction.
Lightelligence’s business spans two segments: optical interconnects, which use optical signals to connect computing devices within a single server or across multiple servers in a cluster, and optical computing, which processes data using photons rather than electrons.
The company’s flagship optical interconnect product, LightSphere X, is said to be the first distributed optical circuit switching solution for GPU supernode interconnects, and the company reports that it can increase model FLOPS utilization by more than 50% and reduce total cost of ownership for computing workloads.
market position
According to Frost & Sullivan, Lightelligence is the first company to achieve commercial-scale adoption of optoelectronic hybrid computing, which is significant in a field still dominated by research institutions and pre-revenue startups. As of March 2026, the company holds 410 patents, more than half of which are applicable to both the optical interconnect and optical computing segments.
In China’s scale-up optical interconnect market (the segment that connects chips within a single high-performance computing node), Lightelligence ranks first among independent providers by 2025 revenue, with a market share of 88.3%. Noteworthy caveat: Huawei controls 98.4% of the total market share, with Lightelligence being the largest third-party supplier.
By the end of 2025, the company had 44 commercial customers supporting GPU clusters with thousands of cards. The list of investors underlying the IPO included Alibaba, GIC, Temasek, BlackRock, Fidelity International, Schroders, Hillhouse Capital, Lenovo, and ZTE.
What financial reports actually say
Here the situation becomes even more complicated. Lightelligence reported revenues of RMB 38 million (approximately USD 5.6 million) in 2023, RMB 60 million (USD 8.8 million) in 2024, and RMB 106 million (USD 15.5 million) in 2025. This is an average annual growth rate of 66.9%. Revenues are increasing rapidly. Losses are mounting rapidly.
The net loss widened to 1.34 billion yuan in 2025, and the company’s asset-liability ratio reached 473%, meaning that its liabilities far exceeded its assets. A single customer accounts for 40.6% of revenue, which is the concentration risk that buyers and investors in the business have to endure.
The background of the founder is also part of the factor that creates a premium.
Yichen Shen published a cover paper in Nature Photonics in 2017 proposing and validating the feasibility of using light in deep learning computations, widely considered a milestone in optoelectronic hybrid computing. The company he founded based on that research now has a public market to fund the next stage.
The global AI computing and interconnect market is projected by Frost & Sullivan to grow at a compound annual rate of 27% by 2031. Whether Lightelligence can grow its revenue to match its trajectory and close the gap between losses and targets is the question investors are essentially paying a US$10 billion premium to answer.
Today’s debut puts the first public price on that bet.
(Photo courtesy of Lightelligence)
SEE ALSO: Inside Huawei’s plan to make thousands of AI chips act like one computer
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