产业周跟踪：国网十五五投资高增，商业航天有望持续催化固态电池：电力设备

Investment Rating - The report maintains an "Outperform" rating for the industry [7] Core Insights - The report highlights significant growth in the solid-state battery sector, projecting a battery production of 1756 GWh by 2025, representing a 6% year-on-year increase [2][11] - The continuation of anti-dumping duties on polysilicon from the US and South Korea is expected to strengthen China's photovoltaic industry chain and protect domestic production [21][22] - The offshore wind sector benefits from the completion of an 8.4 GW auction in the UK, which is expected to positively impact related Chinese supply chain companies [31][32] - The nuclear fusion sector sees advancements with the "Xuanlong-50U" achieving hydrogen-boron fusion, marking a significant milestone in clean energy development [41][42] - The global energy storage market is projected to reach 498 GWh in 2025, with significant growth in both Germany and the US [45][46] Summary by Sections 1. New Energy Vehicles and Lithium Battery Sector - Solid-state batteries are expected to enhance space energy applications, with a projected production of 1756 GWh by 2025, a 6% increase [2][11] - In December, China's total battery production reached 201.7 GWh, a 62.1% year-on-year increase [11] 2. Photovoltaic Sector - The Ministry of Commerce's extension of anti-dumping duties on US and South Korean polysilicon aims to protect the domestic photovoltaic industry [21][22] - The report indicates that this policy will create a stable environment for domestic polysilicon production and help resist external price pressures [22] 3. Wind Power Sector - The UK completed an 8.4 GW offshore wind auction, which is expected to benefit Chinese supply chain companies [31][32] - The Guangdong Sanshan Island flexible direct current transmission project is progressing well, with production expected to be completed by 2026 [33] 4. Nuclear Fusion Sector - The "Xuanlong-50U" has achieved hydrogen-boron plasma H-mode discharge, marking a key milestone in nuclear fusion technology [41][42] 5. Energy Storage Sector - Global energy storage system shipments are expected to reach 498 GWh in 2025, with significant contributions from domestic manufacturers [45][46] - The report anticipates that the energy storage market will continue to grow rapidly, with projections of 900 GWh in shipments by 2026 [45]