The last six digits of the ID card. Campus network is a broadband multimedia network that provides teaching, scientific research and comprehensive information services for school teachers and students. The initial password of the campus network of China Ocean University is the last six digits of the ID card. China Ocean University is a key comprehensive university directly under the Ministry of Education, with distinctive features and complete marine and aquatic disciplines. It is also a key university under the National "985 Project" and "2 1 1 Project".