Chinese regulators are examining the prevalence of Broadcom Inc's networking switches inside state-backed data centres after an internal review indicated the vendor's equipment could account for as much as 90% of the switching infrastructure in certain facilities. The probe, conducted by the State-owned Assets Supervision and Administration Commission (SASAC), is currently in an information-gathering stage rather than a formal prohibition.
Survey phase, not an outright ban
SASAC's activity is described as a survey - a diagnostic step that may be followed by informal guidance to state entities. The distinction matters for Broadcom's near-term revenue outlook: a formal ban would pose an immediate threat to sales from state-backed data centres, while informal guidance could produce a slower, more managed reduction in state contracts with uncertain enforcement timelines.
That existing regulatory precedent includes a prior prohibition on Nvidia's products from state-backed data centres. Until now Broadcom's switching products remained in use despite the Nvidia restriction; SASAC's review suggests that window may be narrowing.
Why Broadcom's switches matter
Broadcom's networking switches are not a peripheral commodity for the company - they are central to the data centre fabric that supports AI workloads. The review therefore touches the part of Broadcom's portfolio that investors watch most closely. Broadcom's recent market snapshot shows the company with a last close price of $364.54 (+0.52% on Sep 22), a market capitalization of $1.74 trillion, a 52-week trading range between $289.96 and $495.00, and a year-to-date move of +3.33%.
China has historically represented a meaningful portion of Broadcom's semiconductor segment revenue. Displacement from state-backed projects would first hit the networking product line that powers AI clusters, precisely the area tied to growth narratives around AI infrastructure.
Potential beneficiaries inside China
The review has highlighted domestic vendors that could pick up state business if Broadcom equipment is phased out. The report identifies three likely alternatives:
- Huawei - already marketing high-end switches within China and favoured for state procurement;
- H3C Technologies - a major networking vendor with ties to Inspur and HPE;
- Ruijie Networks (301165) - a Shenzhen-listed specialist in data centre networking.
This preference for local suppliers aligns with a policy posture prioritizing domestic chips and hardware for domestic use, a campaign that has extended across GPUs, interconnects and switching gear as authorities seek to reduce reliance on foreign components.
Strategic implications for AI infrastructure
The SASAC review signals a broader audit of foreign technology across infrastructure layers, moving beyond compute chips to the networking fabric that interconnects AI clusters. The earlier prohibition on Nvidia GPUs was one step in this direction; scrutiny of Broadcom's switches represents the next potential shift.
State-owned data centres are central to China's objective of building sovereign AI capacity. Replacing foreign-made switches with domestic options would be driven by supply-chain resilience concerns as much as procurement policy - policymakers are wary of relying on foreign networking components that might be affected by export controls or other geopolitical actions during critical deployment phases.
Investor scenarios
On the downside, a phased displacement from China's state sector could significantly reduce Broadcom's total addressable market for AI networking within the country, reinforcing concerns that the company's networking moat is eroding as customers seek open architectures and diversified suppliers. A recent analysis dated Jun 5, 2026 noted this narrowing competitive moat; SASAC's review reinforces that narrative.
On the upside, China’s state data centre market, while sizeable, is not necessarily the core growth engine for Broadcom's AI ambitions. The company's $100 billion FY27 AI revenue target is anchored in custom XPU programmes with hyperscalers such as Google, Meta, OpenAI and Anthropic - initiatives outside China's influence. If displacement from state-backed projects is managed and phased, it could constitute a material but not structural headwind for Broadcom.
What happens next
SASAC's current activity remains a survey. The trajectory from survey to informal guidance to an enforceable ban - if it happens - will determine how quickly state procurement shifts toward domestic vendors and how acute Broadcom's revenue impact might be. For now, the review signals that China is intensifying scrutiny of foreign components across the full AI infrastructure stack.
Quick facts
- SASAC found Broadcom switches could represent up to 90% of switches in some state-backed data centres.
- SASAC is surveying use of equipment and has not issued a formal ban; informal guidance may follow.
- Domestic vendors named as potential beneficiaries include Huawei, H3C Technologies and Ruijie Networks (301165).