A US Department of Justice (Office of Public Affairs) press release, dated January 30, 2026, reporting the federal jury conviction of Linwei Ding on seven counts of economic espionage and seven counts of theft of trade secrets in connection with the theft of Google AI-chip trade secrets. The release describes the conviction as the first US conviction on AI-related economic-espionage charges.
Source: US Department of Justice, Office of Public Affairs Date: January 30, 2026 Corroboration: CNBC, Help Net Security, Washington Times, FDD analysis (all January–February 2026)
Note: justice.gov page returned 403; content compiled from indexed release and contemporaneous reporting corroborated across 4+ sources.
Verdict
| Field | Detail |
|---|---|
| Defendant | Linwei Ding, a.k.a. Leon Ding, 38, PRC national; former Google software engineer |
| Verdict Date | January 30, 2026 |
| Court | US District Court, Northern District of California, San Francisco |
| Charges — Convicted | 7 counts economic espionage (18 U.S.C. § 1831) + 7 counts theft of trade secrets (18 U.S.C. § 1832) |
| Maximum exposure | 15 years per espionage count; 10 years per trade-secrets count |
| Sentencing | Not yet set as of January 2026 |
Stolen technology
The case involved theft of AI chip design and TPU (Tensor Processing Unit) trade secrets from Google. TPUs are Google's proprietary chips used for large-scale AI model training, a direct input to frontier model development.
Legal context
The DOJ release describes the conviction as the first US conviction on AI-related economic-espionage charges. The economic-espionage statute (§ 1831), unlike trade-secrets theft (§ 1832), requires proving intent to benefit a foreign government or instrumentality, a higher legal bar. The conviction is therefore described as setting precedent both for AI IP theft and for establishing the foreign-government-benefit nexus in technology cases.
The Foundation for Defense of Democracies (FDD) framed the conviction as a precedent for DOJ's revived China Initiative-style enforcement under the current administration.
Relation to export-control debate
The case was previously summarized in DOJ AI Enforcement Actions Compendium (2024–2026) as part of a four-case compendium, which captured the key facts; this source records the specific legal charge structure and the first-economic-espionage-conviction characterization.
The Ding case is cited as one of the empirical anchors for the argument that China is engaged in AI technology theft from US labs, which grounds export-control and chip-restriction policies. Dario Amodei — On DeepSeek and Export Controls cites the espionage dimension, and Geopolitics in the Age of Artificial Intelligence places it in the broader US-China technology competition framework.
Relationships
- instance-of: AI and National Security — concrete case of AI-related foreign espionage
- supports: Export Controls (AI) — empirical evidence of Chinese theft of US AI IP
- related: DOJ AI Enforcement Actions Compendium (2024–2026) — prior source covering this case as part of a broader DOJ enforcement summary
- related: China's Military AI Wish List — PLA demand-side context for why Chinese actors would seek to steal AI chip IP