Group 1 - The defense and military industry sector has seen a net inflow of over 12 billion yuan, indicating strong investor interest [1] - Key stocks in the sector, such as Zhongji Xuchuang, have experienced significant net buying, with a net inflow of 923 million yuan [1] - The Defense ETF (512670.SH) has risen by 4.09%, with major components like AVIC Shenfei and AVIC Chengfei showing substantial gains [1] Group 2 - Northeast Securities highlights the long-term growth certainty of the defense and military sector, with demand recovering and structural optimization underway [3] - The military industry has faced challenges in 2023, but disruptions are now largely resolved, leading to a recovery in downstream demand [3] - The sector is guided by clear long-term goals, including achieving modernization by 2035 and building a world-class military by 2050 [3] Group 3 - Related products include the Defense ETF (512670) [4] - Key associated stocks include AVIC Shenfei, AVIC Optoelectronics, and Aero Engine Corporation of China among others [4]