[News] China Launches 8-Inch GaN-on-Silicon Micro LED IDM Production Line - LEDinside

Recently, West Lake Yanshan Technology officially launched what it claims is the world's first 8-inch GaN-on-Silicon Micro LED IDM mass production line in Deqing, Zhejiang Province. This full-chain ID... Read original →

West Lake Yanshan’s 8-inch GaN-on-Silicon Micro LED IDM line represents a strategic fusion of compound semiconductors with mature CMOS infrastructure, forcing rapid localization of MOCVD, hybrid bonding, and RGB stacking technologies. While unit costs for AR microdisplays and automotive HUDs could plummet below 30% of legacy solutions, reliance on EUV and 3nm-class packaging may trigger tighter U.S. export controls under BIS regulations, necessitating supply chain redundancy. Competing against BOE, TCL CSOT, and Samsung—each entrenched in mass-transfer approaches—Yanshan’s vertical integration offers cost leverage but lacks the yield maturity of Korean giants. If the line sustains >6N interconnect yields over the next 18 months, it will pivot the global Micro LED roadmap from mass transfer toward monolithic integration, compelling foundries in Taiwan, China and Hong Kong, China to accelerate GaN-on-Si heterogeneous platforms.