A structural shift in the global semiconductor supply chain is accelerating, with Chinese foundries capturing a lucrative market segment largely abandoned by international giants.
Chinese domestic wafer foundries are implementing price hikes of 10 to 20 percent in the second half of 2026, a direct result of a surge in demand that has seen capacity utilization rates nearly double since last year. The boom stems from a widening supply gap in mature process nodes as international giants like TSMC and Samsung focus their advanced manufacturing capabilities on the high-margin AI chip race, creating a significant opportunity for China’s domestic semiconductor industry.
"Since the beginning of May, our capacity utilization has increased dramatically, almost doubling from the third quarter of last year," one executive at a leading Chinese foundry said. "Our engineers are overwhelmed, and the frequency of shifts has increased significantly to meet the intense demand."
This surge is reflected across the market. China’s largest foundries, SMIC and Hua Hong Semiconductor, have both forecast strong second-quarter growth, with their Hong Kong-listed shares climbing in response. The move comes as demand for chips used in power management, microcontrollers (MCUs), and memory has exploded. In response, the CSI 300 Index saw its electronics sub-index gain, while the offshore yuan (CNH) held steady against the dollar, suggesting investor confidence in the sector's profitability.
The trend represents a major realignment of the global semiconductor supply chain. As global equipment suppliers like Applied Materials report record quarters driven by over 30 percent growth in AI-related capital expenditures, Chinese firms are capitalizing on the less glamorous, but highly profitable, mature process market vacated by their international rivals. This strategic capture of the trailing-edge market is set to increase costs for downstream electronics manufacturers globally but solidifies China's role as a critical, high-volume chip producer.
A Tale of Two Tiers
The current market dynamic is creating a two-tiered semiconductor world. The top tier, dominated by TSMC and Samsung, is in an arms race to produce cutting-edge 3nm and 2nm chips essential for AI accelerators like Nvidia's B200 GPUs and AMD's Instinct series. This AI-driven demand is so intense that it has led to a "sizzling" semiconductor trade, with stocks like Nvidia and AMD seeing triple-digit percentage gains over the past year, as noted in a recent analysis by 24/7 Wall St.
This hyper-focus on advanced nodes, however, has led to a strategic déente in mature processes (generally 28nm and older). These chips are the workhorses of the global economy, essential for everything from smartphones and automobiles to industrial machinery and consumer electronics. As international players retool their lines for AI, they are creating a vacuum that Chinese foundries, which have been investing heavily in this area, are perfectly positioned to fill.
The Numbers Don't Lie
The financial impact of this shift is already apparent. SMIC and Hua Hong have guided for robust growth, citing the AI boom as a key driver for overall chip demand. This aligns with fears that even potential disruptions at competitors, such as the recent strike fears at Samsung, could send more orders flooding into Chinese producers, as reported by MSN. The price hikes, ranging from 10 to 20 percent, are expected to stick, given that demand for power management ICs, MCUs, and certain memory types shows no sign of slowing.
For investors, this presents a clear narrative. While the AI chip race captures headlines, the less-watched battle for the mature process market may offer more durable, long-term growth for China's semiconductor champions. The ability to secure a foundational role in the global electronics supply chain provides a strategic advantage that goes beyond a single product cycle, insulating these firms from the volatility of the cutting-edge technology frontier while cementing their importance to the world economy.
This article is for informational purposes only and does not constitute investment advice.
