Does north university of china have a doctorate in computer big data?

Yes According to north university of china official website, north university of china University of Big Data has a doctoral degree authorization point of "Modeling and Simulation of Complex Systems". North university of china, located in Taiyuan City, Shanxi Province, is a multi-disciplinary teaching and research university jointly established by Shanxi Provincial People's Government, Ministry of Industry and Information Technology, Shanxi Provincial People's Government and State Bureau of Science, Technology and Industry for National Defense, and managed by Shanxi Provincial People's Government.