Taiwan court hands down jail terms in TSMC trade secrets case
A Taiwanese court has sentenced five individuals to jail terms ranging from 10 months to 10 years in a trade secrets case involving chipmaker TSMC. The court also fined the local unit of Japan's Tokyo Electron $5 million.

Briefing Summary
AI-generatedA Taiwanese court has sentenced five individuals to jail terms ranging from 10 months to 10 years in a trade secrets case involving chipmaker TSMC. The court also fined the local unit of Japan's Tokyo Electron $5 million. The case, which involved allegations of theft of TSMC's sensitive computer chip technology under the National Security Act, centered on former TSMC and Tokyo Electron employee Chen Li-ming. Prosecutors indicted Chen and others in August 2025, suspecting they unlawfully obtained trade secrets to benefit Tokyo Electron in securing equipment orders from TSMC. Chen received the longest sentence of 10 years, while other former TSMC employees received sentences between two and six years. A former Tokyo Electron employee was given a 10-month suspended sentence.
Article analysis
Model · rule-basedKey claims
4 extractedChen was sentenced to 10 years in prison, with three other former employees of the world’s largest contract manufacturer of advanced AI chips receiving terms ranging from two to six years.
Prosecutors indicted Chen Li-ming, a former TSMC and Tokyo Electron employee, on suspicion of unlawfully obtaining trade secrets
A court in Taiwan has fined the local unit of Japan’s Tokyo Electron $5m
The ruling follows one of Taiwan’s most prominent cases related to the island’s core technologies