Investment Rating - The report maintains an "Overweight" rating for the aerospace and defense industry [2][11]. Core Insights - The domestic large aircraft market is advancing towards scale operations, with the C919 and C909 aircraft achieving significant milestones in both domestic and international markets. The C929 is expected to enter the wide-body aircraft market, indicating a promising future for domestic commercial aircraft manufacturing [5][6]. - The demand for commercial aircraft engines is robust, driven by both new aircraft deliveries and ongoing maintenance services, suggesting a bright outlook for domestic engine manufacturers [5][8]. - The C919 has received over 1,000 orders, with production capacity expected to increase to 200 units annually by 2029, indicating a potential acceleration in production and an increase in domestic content [7][11]. Summary by Sections Domestic Market Developments - The C919 and C909 aircraft have collectively delivered over 200 units and opened more than 800 routes, transporting over 36 million passengers. Internationally, countries like Vietnam and Malaysia are supporting the operation of Chinese commercial aircraft, marking significant progress in expanding the international market [6]. Engine Market Dynamics - The global demand for civil aviation engines is projected to grow steadily, with an estimated 46,232 new aircraft deliveries from 2025 to 2044, of which China is expected to account for 9,856 units. This translates to an average annual demand of 986 engines in the Chinese market [8][12]. - The aftermarket services for engines represent a substantial profit source, with GE Aviation's service revenue reaching $25.01 billion in 2025, accounting for 75% of its total revenue from commercial engines [8]. Domestic Engine Development - The CJ1000A engine, designed for the C919, is progressing well, with successful testing phases completed. The domestic engine manufacturing sector is expected to enhance its capabilities and contribute significantly to the large aircraft supply chain [9][11]. Company Valuations - The report provides a valuation table for relevant listed companies in the aerospace engine sector, highlighting their market capitalizations and projected net profits for 2025 to 2027, indicating a diverse range of investment opportunities within the industry [20].

Group 1 - The China Defense ETF (512670) has reached a new high in scale at 5.293 billion yuan, marking a significant increase in the past year [2] - The China Defense Index (399973) has seen a recent decline of 1.37%, with mixed performance among constituent stocks, including a 3.54% increase in Triangular Defense (300775) [1][2] - The ETF has a low management and custody fee of only 0.40%, making it the lowest among 13 similar ETFs tracking the defense and aerospace sectors [3] Group 2 - The recent successful test of the Dream Boat manned spacecraft's zero-height escape flight on June 17 represents a major breakthrough in China's manned lunar exploration program [2] - East Wu Securities highlights the CJ-1000A domestic commercial aircraft engine as a key investment opportunity, focusing on technological breakthroughs and domestic substitution [2] - The top ten weighted stocks in the China Defense Index account for 44.58% of the index, with major companies including AVIC Shenyang Aircraft (600760) and AVIC Optoelectronics (002179) [3]