(FILES) A Chiang-Kong missile and the launcher, a new generation anti-ballistic missile air defence system developed by the National Chung-Shan Institute of Science and Technology (NCSIST), are displayed during the Taipei Aerospace & Defense Technology Exhibition in Taipei on September 17, 2025. Taiwan's government has proposed 40 billion USD in extra defence spending over several years, with the focus on developing a multi-layered air defence system dubbed "T-Dome". (Photo by I-Hwa Cheng / AFP via Getty Images)