Group 1 - The company participated in multiple large aircraft development projects approved by the state, serving as a supplier for components and assembly lines for various aircraft, including the C919 and AG600 [1][2] - The company has established a comprehensive production base in key aviation provinces such as Harbin, Shenyang, Xi'an, and Chengdu, creating a nationwide industrial support network [1][2] - The company has achieved a complete business loop in the aviation manufacturing industry, expanding its operations into aerospace, low-altitude economy, and other fields, enhancing its competitive strength [2][3] Group 2 - The company has seen significant growth in its aviation tooling business over the past two years, driven by capital market support and increasing demand for new aerospace products [3] - The company is focusing on securing front-end R&D tasks for large composite material forming tools and assembly lines to strengthen customer loyalty and market share [3] - The company is actively engaging with low-altitude economy manufacturers to expand its product offerings in this emerging market, supported by national policies for strategic emerging industries [4]