国防军工行业周报（12.15~12.19）：特朗普签署行政命令，重申2028年登月目标-20251220

Investment Rating - The industry investment rating is maintained at "Overweight" [1] Core Views - The report highlights that President Trump signed an executive order reaffirming the goal of returning to the Moon by 2028, establishing a framework for U.S. leadership in space exploration, security, and commercial activities [3][4] - The new U.S. space strategy includes specific timelines and goals, such as returning to the Moon by 2028 and establishing a permanent outpost by 2030, along with deploying nuclear reactors to support long-term activities [3][4] - The policy aims to boost the U.S. space economy, particularly in commercial aerospace, lunar exploration, nuclear systems, and related security technologies, suggesting investment opportunities in companies with technological reserves or collaboration potential in these areas [4][5] Market Performance - From December 15 to December 19, the defense and military industry index rose by 1.5%, outperforming the CSI 300 index by 1.8 percentage points [7] - Since the beginning of 2025, the defense and military industry index has increased by 22.9%, surpassing the CSI 300 index by 6.9 percentage points [7] - As of December 19, the defense and military industry PE (TTM) was 83.49 times, and the PB (LF) was approximately 3.52 times, indicating a high valuation relative to historical levels [7] Investment Suggestions - SpaceX has solidified its global leadership in commercial aerospace through reusable rocket technology and rapid deployment of low Earth orbit constellations, prompting domestic acceleration in technological breakthroughs and resource allocation [5][17] - Domestic developments include advancements in reusable rocket models and the initiation of large-scale satellite constellation launches, indicating a shift towards commercial operations in the aerospace sector [5][17] - The report recommends focusing on companies in the aerospace electronics sector, as domestic policies, capital, and technology converge to drive the commercial aerospace industry from validation to scale [5][17]