North university of china's computer science and technology is OK, and it has the master's degree in computer science, but as you said, it is not the ace discipline of north university of china, and the ace discipline of north university of china is weapons science, instrument science, materials and other disciplines.

Second, the computer major in north university of china will not focus on the weapon direction you mentioned. Computer major is computer major, so the training must be based on the curriculum of computer subject. The main content of learning is the knowledge of computer hardware and software. There may be weapons-related project software development, but it will not be the mainstream teaching direction.