Former Samsung engineer accused of giving 10nm DRAM data to China's CXMT, handwritten notes detailed over 600 process steps — gas flow ratios, photoresist settings and more critical stages detailed

Published: 3 days ago (December 29, 2025 at 10:00 AM EST)

1 min read

Source: Tom’s Hardware

Summary

A former Samsung engineer accused of offering the secrets behind the company’s 10 nm DRAM data to China’s ChangXin Memory Technologies has been alleged to have made hundreds of handwritten notes on detailed process steps.

Back to Blog

Ten former Samsung employees arrested for industrial espionage charges for giving China chipmaker 10nm tech — executives and researchers allegedly leaked DRAM technology to China-based CXMT, resulting in trillions of losses in Korean Won

10 former Samsung employees are accused of leaking Samsung's 10-nm DRAM technology to CXMT, allegedly allowing the latter to achieve technological breakthroughs...

Chinese memory maker CXMT prepares $4.2 billion USD IPO to take advantage of tight memory market — company lays out path to profitability as DRAM demand skyrockets worldwide

Chinese memory maker CXMT prepares to file for IPO in Beijing, aiming to raise $4.2 billion USD in order to expand production and fund next-gen DRAM development...

U.S. grants Samsung and SK hynix 2026 licenses for chipmaking tool shipments to China — annual approvals replace dated waiver system

The U.S. government has approved annual export licenses allowing Samsung Electronics and SK hynix to ship chipmaking equipment to their manufacturing facilities...

China tells chipmakers to use homegrown chipmaking tools for 50% of new capacity — decree designed to squeeze foreign suppliers out of supply chain

China has quietly mandated that at least 50% of equipment used for new semiconductor capacity be domestically sourced. However, as China's industry cannot produ...

Summary

Related posts

Ten former Samsung employees arrested for industrial espionage charges for giving China chipmaker 10nm tech — executives and researchers allegedly leaked DRAM technology to China-based CXMT, resulting in trillions of losses in Korean Won

Chinese memory maker CXMT prepares $4.2 billion USD IPO to take advantage of tight memory market — company lays out path to profitability as DRAM demand skyrockets worldwide

U.S. grants Samsung and SK hynix 2026 licenses for chipmaking tool shipments to China — annual approvals replace dated waiver system

China tells chipmakers to use homegrown chipmaking tools for 50% of new capacity — decree designed to squeeze foreign suppliers out of supply chain