Taobao, Tmall and other channels. Beyond the training schools, there are more than 20 super teaching teams such as Hefei University of Technology and University of Science and Technology of China. Famous teachers gather and can be purchased through Taobao, Tmall and other channels. In addition to the training school, Hegong University has set up postgraduate courses such as mathematics, politics, English and specialized courses, and established a complete course counseling system from open courses, guided courses to basic courses, intensive courses and sprint courses, all of which are taught face to face.