The Ninth Research Institute of China Electronics Technology Group Corporation (CETC-9) is a comprehensive research and development institute engaged in the fields of electronic warfare, information security, and communication technology. CETC-9 plays a pivotal role in developing and innovating critical technologies and products for China's national defense and national security. With a strong focus on cutting-edge research and advanced capabilities, the institute has made significant contributions to China's electronic information industry. CETC-9's expertise spans various domains, including radar and sonar systems, electronic countermeasures, information warfare, cybersecurity, and satellite communications. The institute collaborates with universities, research institutions, and industries to foster innovation and drive technological progress in these critical areas.