AI数据中心的电力需求大幅提升，全球电网设备需求强劲

Group 1 - The delivery cycle for transformers in the U.S. has extended from 50 weeks to over 120 weeks, providing a competitive advantage for Chinese power equipment companies in terms of delivery time, technology, and cost, which is expected to benefit export orders for transformers and related equipment [1][2] - According to IEA data, global investment in power grids has been rapidly increasing since 2020, with investments projected to reach $390 billion in 2024 and exceed $400 billion in 2025. The aging state of U.S. energy infrastructure, combined with a significant increase in electricity demand from AI, is likely to initiate a mandatory upgrade cycle for U.S. power equipment [2][1] - In 2025, the cumulative export value of transformers from China is expected to reach $9.036 billion, with a cumulative growth rate of 34.83%, marking a historical high. In December 2025, the export values for key power equipment products, including transformers and cables, showed significant year-on-year growth rates [1][2] Group 2 - The AIDC sector is anticipated to maintain high prosperity in 2026, driven by increased capital expenditure (CAPEX) plans from leading domestic and international internet companies, with overseas manufacturers' CAPEX guidance generally exceeding 50% [2] - The contradiction between the growing electricity demand from data centers in the U.S. and the severe obsolescence of power equipment presents opportunities for Chinese power equipment exporters [2] - The demand for transformers and high-voltage cables is expected to be directly driven by the significant increase in electricity demand from AI data centers, with continued high growth in Chinese power equipment exports anticipated in 2025 [2]