【基础化工】先进制程扩产加速，持续看好半导体材料国产化进程——行业周报（20251215-20251219）（赵乃迪/周家诺）

Group 1 - The core viewpoint of the article highlights that AI demand is driving continuous growth in global semiconductor sales, with a projected sales figure of approximately $612.1 billion in the first ten months of 2025, representing a year-on-year increase of 21.9% [2] - The semiconductor market in mainland China is expected to reach around $169.4 billion in 2025, with a year-on-year growth of 12.5% [2] - The global semiconductor market size is forecasted to reach $700.9 billion in 2025, reflecting a year-on-year growth of 11.2%, with the Asia-Pacific region contributing approximately $370.6 billion, growing by 9.8% [2] Group 2 - The expansion of wafer capacity is accelerating due to the demand growth driven by generative AI, with global 12-inch wafer monthly capacity expected to reach 11.1 million pieces by 2028, corresponding to a CAGR of about 7% from 2024 to 2028 [3] - The capacity for advanced processes of 7nm and below is projected to increase from 850,000 pieces in 2024 to 1.4 million pieces by 2028, with a CAGR of approximately 14% [3] - The number of wafer foundries in mainland China is anticipated to grow from 29 in 2024 to 71 by 2027 [3] Group 3 - The demand for high-bandwidth memory (HBM) is rapidly increasing due to data centers and AI processors, with the global semiconductor materials market expected to reach around $70 billion in 2025, reflecting a year-on-year growth of 6% [4] - The Chinese semiconductor key materials market is projected to reach approximately 174.08 billion yuan in 2025, with a year-on-year increase of 21.1% [4] Group 4 - Advanced processes require higher performance parameters for electronic chemicals, leading to a concentration of industry dynamics towards leading suppliers who can meet the stringent demands of advanced manufacturing processes [5] - The tolerance for foreign contamination in advanced processes has significantly decreased, necessitating higher purity, stability, and consistency in electronic chemicals [5] - Only suppliers with technical strength, scale advantages, and long-term customer relationships are likely to secure core orders in the evolving competitive landscape [5]