国泰海通 · 晨报260120｜半导体资本开支利好洁净室，国网十五五固投4万亿

Core Viewpoint - The semiconductor capital expenditure is expected to benefit cleanroom construction, with China's State Grid planning a fixed asset investment of 4 trillion yuan during the 14th Five-Year Plan, representing a 40% increase compared to the previous plan [4]. Semiconductor Capital Expenditure - TSMC anticipates a capital expenditure of $52 to $56 billion in 2026, an increase of 27% to 37% from 2025's $40.9 billion. In Q4 2025, TSMC's revenue is projected to grow by 20.5% year-on-year and 1.9% quarter-on-quarter, with a net profit increase of 35% year-on-year and 11.8% quarter-on-quarter [2]. - ChangXin Technology plans to raise 29.5 billion yuan through an IPO, focusing on upgrading DRAM manufacturing lines and R&D for advanced technologies [2]. - Micron Technology's capital expenditure for fiscal year 2026 is set to rise from $18 billion to approximately $20 billion, aimed at enhancing HBM capacity and supply capabilities for 1-gamma products [2]. - Tongfu Microelectronics intends to raise no more than 4.4 billion yuan for storage chip testing and packaging, as well as capacity enhancement in emerging applications [2]. Cleanroom Industry Benefits - Yaxing Integrated's parent company reported a consolidated revenue of 9.5 billion New Taiwan dollars (approximately 2.1 billion yuan) in December, marking a year-on-year increase of 165.2% and a month-on-month increase of 11.7%. The consolidated revenue for Q4 reached 25.08 billion New Taiwan dollars (approximately 5.54 billion yuan), reflecting a year-on-year increase of 133.7% [3]. - Yaxing Integrated's revenue is expected to account for 37% of its parent company's revenue in 2024 and 26% in the first three quarters of 2025 [3]. - New contracts signed by Yaxing Integrated include a project worth 3.16 billion yuan in April 2025 and another worth 1.58 billion yuan in July 2025 [3]. State Grid Investment - The State Grid's fixed asset investment is projected to reach 4 trillion yuan during the 14th Five-Year Plan, a 40% increase from the previous plan. This investment aims to enhance system regulation capabilities and support large-scale development of new energy storage [4]. - China Power Construction has completed over 65% of large and medium-sized hydropower station construction in China, holding a 90% market share in the design of pumped storage power stations and 78% in construction [4]. - China Energy Engineering possesses key technologies in various energy sectors, with a price-to-book ratio of 0.95, indicating a 41% percentile over the past decade [4]. Government Actions - The State Council has initiated actions to clear overdue payments to enterprises, aiming to expedite the issuance of special bonds to support this effort [5]. - As of Q3 2025, major construction state-owned enterprises have varying debt-to-asset ratios, with China Power Construction at 80.2% and China Railway Construction at 79.1% [5]. - The 2026 Nuclear Fusion Energy Technology and Industry Conference has commenced, focusing on integrating innovation, industry, finance, and talent [5].