Unimicron Technology shares plunged to Taiwan's 10% daily downside limit on August 31, the first trading session after prosecutors disclosed an investigation into alleged false country-of-origin labeling. The stock opened at NT$999, dropping out of Taiwan's NT$1,000-plus share club, with sell orders briefly approaching or exceeding 100,000 lots while only a few thousand lots changed hands during early trading.
Hangzhou Lion Microelectronics plans to invest about CNY3 billion (approx. US$446 million) in a new 12-inch silicon wafer project in Jiaxing, expanding into a market where AI demand is lifting volumes and prices while China still relies heavily on imported large-diameter wafers.
SICC reported stronger first-half 2026 revenue and margins as its 8-inch silicon carbide substrate business gained scale, highlighting how the industry's migration to larger wafers is beginning to reshape SiC economics across electric vehicles and AI power infrastructure.
