China's chip fund boosts domestic semiconductor production

YMTC's investment in Guangzhou-based SOI Micro expands China's low-power chip capacity

China's memory giant YMTC established the Changcun Industry Investment Fund in 2023 to advance domestic semiconductor manufacturing. The fund recently became a shareholder in SOI Micro, a Guangzhou-founded company that specializes in fully depleted silicon-on-insulator (FD-SOI) low-power logic technology. This move followed SOI Micro's registered capital increase to 2.53 billion yuan (375 million USD) from 2.39 billion yuan, documented in China's National Enterprise Credit Information Publicity System.

SOI Micro, led by former chief technologist Ye Tianchun of China's '02' project, focuses on FD-SOI technology—a pathway for energy-efficient chips. The investment aims to strengthen China's capacity to produce critical semiconductor components domestically, reducing reliance on global supply chains that have historically created bottlenecks.

This development moves abundance toward reducing global semiconductor supply constraints for low-power applications. By scaling domestic production of specialized chips, China seeks to alleviate shortages that impact consumer electronics and infrastructure. However, the fund's exact stake and investment amount remain undisclosed, and SOI Micro has not commented on the change. The initiative represents an early-stage effort within a complex global supply chain—its impact on widespread availability depends on scaling beyond this single investment.

What to watch: Whether SOI Micro's FD-SOI technology achieves commercial scale and whether China's domestic production can meaningfully offset global bottlenecks without creating new dependencies.

Source: SCMP Tech