November 27-29, 2020 witnessed the third provincial University Network and Information Security Contest Offline Finals held in Hebei University. Three teams from IDP won the 1st, 4th and 11th places after eight hours of offline competitions among 23 teams. They respective won the first prize (Team Ginkgo), the second prize (Team Ginkgo Bloom) and the third prize (Team Ginkgo Backwave ). Team Ginkgo has won three consecutive championships.