航宇科技：RR为公司的客户，公司与其签订有长期供货协议

Core Viewpoint - Aerospace Technology has a long-term supply agreement with RR, providing critical components for multiple engine models [1] Group 1 - Aerospace Technology confirmed that RR is a customer and has signed a long-term supply agreement [1] - The company supplies key components such as high and low-pressure turbines and combustion chambers for various engine models [1]