The department adopts the mode of separate training, starting from the needs of employers, helps to improve students' comprehensive quality, trains leading figures from all walks of life, and gradually explores a road of joint efforts between famous schools and famous enterprises. In cooperation with Huawei 3COM Company, Huawei 3COM Network College of Mathematics Department of Nanjing University was established to provide Huawei 3COM certification training for students. Cooperate with Siemens PSE Nanjing Company to hold summer training camp of Siemens-Nantah Department of Mathematics, and send students to Siemens for internship; Cooperate with the People's Bank of China, Mobile Communications, Ping An Insurance and other companies to arrange graduates to enter relevant industries for social practice according to different majors.

With their solid foundation, abstract thinking ability and creative potential, graduates are favored by well-known enterprises such as IBM, Google, Huawei and ZTE, government agencies at all levels, universities, research institutions, financial insurance and other employers. At the same time, more than 30% graduates enter famous universities in Europe and America (such as Princeton University, Harvard University, Stanford University, French Teachers College and Paris Polytechnic University) and domestic first-class universities (such as Peking University, Tsinghua University and Chinese Academy of Sciences) for further study every year.