国防ETF(512670)冲击6连涨，燃气轮机概念再度活跃

Group 1 - The gas turbine concept is experiencing renewed activity, with AIDC entering a period of rapid growth. The demand for electricity capacity driven by AI in the U.S. is projected to have a CAGR of approximately 55% from 2025 to 2028, with cumulative demand exceeding 150 GW over the next three years [1] - According to Huatai Securities, overseas manufacturers' production capacity is fully booked until the end of 2029. As capacity is released, new orders are expected to increase both in quantity and profitability. The top manufacturers' expansion will not be realized until after 2027, and a supply-demand gap of over 30% will strengthen the trend of demand overflow in the short term [1] - As of February 27, 2026, the CSI Defense Index (399973) rose by 0.31%, with constituent stocks such as BaoTi Co., Ltd. increasing by 10.00%, Triangle Defense by 7.42%, and others showing significant gains. The Defense ETF (512670) also increased by 0.47%, marking its sixth consecutive rise [1] Group 2 - As of January 30, 2026, the top ten weighted stocks in the CSI Defense Index (399973) include Aerospace Electronics, Aero Engine Corporation, AVIC Shenyang Aircraft, AVIC Optoelectronics, Ruichuang Micro-Nano, Filihua, AVIC Xi'an Aircraft, Western Superconducting, AVIC Onboard, and Zhenlei Technology, collectively accounting for 42.4% of the index [2]