低空经济主力军！中直股份AC系列直升机交付加快

Group 1 - The core viewpoint of the articles highlights the robust performance of Zhongzhong Co., Ltd. in the first half of 2025, driven by the growth of the low-altitude economy and increased product delivery volume [1][2] - Zhongzhong Co., Ltd. achieved an operating revenue of 10.241 billion yuan, a year-on-year increase of 25.28%, while the net profit attributable to shareholders decreased by 5.12% to 282 million yuan due to rising costs and increased R&D investment [1] - The company's operating costs rose to 9.597 billion yuan, a 34.25% increase year-on-year, indicating pressure from raw material price fluctuations and supply chain costs [1] Group 2 - The product portfolio of Zhongzhong Co., Ltd. includes various types of helicopters and general aircraft, with a significant increase in revenue from aviation products, which accounted for 99.4% of total revenue [2] - The company is focusing on the development of low-altitude economy strategies and has made progress in research and development, including improvements to the AC313A helicopter and ongoing test flights for the AC332 model [3] - Recent market expansion efforts led to new orders for the AC311A helicopter, and successful completion of rescue missions demonstrated the helicopter's performance in challenging environments [3]