中航西飞(000768.SZ)：军工产品主要包含国家军用大中型运输机、轰炸机、特种飞机等

Group 1 - The company, AVIC Xi'an Aircraft Industry Group (000768.SZ), is a key research and development base for large and medium-sized military and civilian aircraft in China [1] - The company has established a comprehensive digital manufacturing technology system for large aircraft, leading the industry in areas such as overall integration, component assembly, composite material research and development, and parts processing [1] - The company's military products include national military large and medium-sized transport aircraft, bombers, and special aircraft, playing a significant role in national defense construction with high technological content and strong practical applicability [1]