Nvidia Dismisses Discovery of Smuggled Blackwell Ultra Chips in China Telecom Network

For investors and tech industry observers, the discovery of 32 Nvidia Blackwell Ultra B300 chips within the network of China Telecom signals that the flow of export-controlled hardware into China remains a persistent operational risk. While the volume is small relative to Nvidia’s total output, the presence of these specific high-performance units in a state-owned entity highlights the continuing difficulty in enforcing U.S. export controls on its most advanced silicon. The incident adds to the broader narrative of supply chain friction that impacts how global AI infrastructure is deployed and valued.

Israeli security firm Lava identified the 32 B300 units inside China Telecom’s infrastructure using Nvidia’s own DCGM Exporter tool. This software is designed for data center operators to monitor server health and performance, but it can sometimes be accessed from outside the local network without requiring password authentication. The discovery is notable because the B300 series is currently barred from export to China, meaning it should only be sold to whitelisted buyers who agree not to resell to sanctioned parties. It remains unknown how the chips entered the server racks or their exact location within the carrier’s network.

Nvidia has downplayed the significance of the finding, with a spokesperson stating that the diversion of controlled products has been found to be insignificant in recent court cases, amounting to less than half of one percent. The company described the incident as a "drop in the bucket" compared to the vast amount of domestic computing power China already possesses. Nvidia emphasized that with tens of millions of GPUs in service in approved countries, such smuggling events are a non-factor, noting that governments on both sides of the globe are working to block these transfers.

The B300 is a highly sought-after asset because it offers substantial performance improvements over the previous-generation B200, including 50% more memory and FP4 compute capacity. Announced in March 2025, the chip was marketed as being built for the age of reasoning, targeting sophisticated large language models. Its high value has made it a target for smugglers, as evidenced by reports in 2025 of $1 billion worth of Nvidia AI chips entering China in just three months. In August 2026, nine individuals were indicted in Taiwan for illegally exporting B300s, a case that led Supermicro to fire several employees following an internal investigation.

The smuggling operation involved a Taiwanese server trading firm with whitelisted status, illustrating how legitimate trade channels can be exploited. The high demand for Nvidia’s silicon has also driven up prices for older models; A100 servers, which are five years old, have seen their prices triple, with some units costing up to $82,000. This scarcity premium has even led some operators to retool gaming GPUs for AI workloads. While Nvidia maintains that the overall impact is minimal, the continued presence of top-tier chips in restricted markets suggests that the economic pressure to acquire advanced hardware remains intense.