Chip-related shares decline as traders react to China’s reported progress in manufacturing its own immersion deep ultraviolet (DUV) lithography machines. According to the reports, the selloff targets multiple companies across the semiconductor supply chain, including chipmakers and equipment suppliers. Some outlets cite sharp single-day percentage drops—up to about 12%—in certain stocks as investors reassess the competitive outlook for technology that supports advanced chip manufacturing. The reaction centers on concerns that China’s ability to produce DUV lithography systems could reduce reliance on imported equipment and intensify competition in lithography and chip production capabilities. The reports describe the movement as being driven primarily by market sentiment following the announcement, rather than by company-specific earnings updates. Overall, the coverage links the broader weakness in chip stocks to the perceived strategic significance of DUV manufacturing progress, which is widely viewed as important for producing advanced semiconductor nodes.