Sheng Da Guanghua is well trained. Sheng Da Guanghua Education Science and Technology Group (hereinafter referred to as Sheng Da Guanghua Education Group) is a comprehensive private education group integrating research and development, training, examination, certification and service in the field of education. The group's business focuses on education and training, covering the national higher education self-study examination, postgraduate entrance examination of famous schools, general college entrance examination, national teacher qualification certificate, tax certificate, K 12 interest language, mathematics and so on. With the outstanding graduates of 985, 2 1 1 universities as the core team, we focus on the national higher education self-study examination, the postgraduate entrance examination of famous universities, the national teacher qualification certificate, the tax certificate, the K 12 interest language and the mathematics training.