Group 1: Core Business Lines - The company focuses on the research, production, and delivery of low-altitude short-range defense equipment, emphasizing the development of portable air defense missile intelligence command systems [2][3] - The business layout includes military products primarily through the subsidiary Tianwei Electronics, targeting low-altitude defense and coastal defense, while civilian products are developed through Huayang Communication, focusing on the RF industry [3] Group 2: Military Equipment Business - The military equipment business centers on the new generation of integrated short-range defense systems, including products like portable air defense missile intelligence command systems and underwater unmanned systems [4][6] - The company has signed contracts for the upgrade of portable air defense missile intelligence command systems, with a contract value of approximately 260 million RMB, indicating a potential for ongoing orders [4] Group 3: Anti-Drone Products - The military equipment aims to achieve low-altitude control, with anti-drone capabilities primarily utilizing electronic interference methods [5] Group 4: Underwater Autonomous Vehicles - The subsidiary Tianhe Haifang develops underwater autonomous vehicles (AUVs) for dual-use applications, capable of executing various underwater tasks and conducting marine research [6] Group 5: Fundraising and Financial Strategy - The company is in the process of issuing stocks to specific investors for the fiscal year 2024, with the net proceeds intended to supplement working capital [6]