Gelonghui, May 14 | Changjiang Securities Research Report pointed out that the gross margin of aviation engine (600893.SH) 24Q1 sales remained stable, and the increase in performance was significantly higher than the increase in revenue, demonstrating profit resilience. The marginal impact of tax reform policies on the company's performance has weakened, and the focus of capital expenditure on high value-added areas is expected to drive the company's asset efficiency to continue to improve. The company's 24Q1 contract debt balance at the end of the 24Q1 period was 10.726 billion yuan, which maintained a high position against the backdrop of an accelerated pace of delivery or reflected the continued release of downstream demand. The 23 annual report revealed the company's 20 important projects under construction. Among them, equipment capacity building for the company headquarters, construction of development conditions for Liming Company and capacity building for test bench equipment, and aero engine repair capacity are nearing completion, and it is expected that the company's overall delivery capacity will be enhanced after the transformation.