CICC(SH:601995)2025-03-16 15:50Investment Rating - The report indicates a positive outlook for the composite copper foil industry, highlighting significant growth potential and market opportunities. Core Insights - The composite copper foil industry has recently overcome key production challenges, particularly the laser welding yield issue, which has been resolved since December 2024, enabling mass production and cost reduction [2]. - Major battery manufacturers are expected to complete order processes for approximately 16GW of production capacity by Q2 2025, indicating initial market demand release [2]. - The price of lithium battery copper foil has been on the rise since 2020, with costs now approaching 20% of lithium iron phosphate battery production, prompting a shift towards composite copper foil to mitigate cost pressures [2][4]. - The initial pricing for composite conductive fluid is set at 4.5 yuan per square meter, offering a 16% cost advantage over traditional copper foil, with expectations for further price reductions in the coming years [2][6]. - The composite conductive fluid market is projected to reach a space of approximately 48 billion square meters by 2030, with potential profits estimated between 14.4 billion to 24 billion yuan [12]. Summary by Sections Recent Industry Changes - The composite copper foil industry has received around 2GW of mass production orders since January 2025, with major battery manufacturers confirming procurement plans [2][3]. - Sodium green materials have secured 1 billion yuan in financing for expansion, reinforcing their position as a core supplier [2][3]. Market Dynamics - The copper foil cost in lithium batteries has increased significantly, with prices rising from 40,000 yuan per ton in 2020 to over 80,000 yuan currently, leading to a shift towards more cost-effective materials [4]. - The annual procurement volume for copper foil in global power batteries is estimated to be between 120 billion to 130 billion yuan, expected to exceed 250 billion yuan by 2030 [4]. Production and Technology - The composite conductive fluid has transitioned from P&T to PTC testing, with all yield issues resolved by 2024, entering a phase of large-scale production [7]. - The multi-porous structure of composite copper foil addresses technical challenges in fast charging and solid-state battery applications, indicating its broad applicability [2][8]. Future Projections - Global lithium battery shipments are expected to reach 1,900-2,000GWh in 2024 and grow to 4,000GWh by 2030, driving demand for composite conductive fluid [12]. - The equipment investment required for this transition is estimated to be between 120 billion to 160 billion yuan, with a need for over 100 billion yuan in capital expenditure in the next five years [12].