Generally speaking, the price of one-to-one teaching in first-tier cities is around 300 yuan, and some even reach 500 yuan. Second and third tier cities will be relatively cheaper, between 200 and 300. Network teaching like 100 education is cheaper. But one-on-one teaching will have some charging standards. The quality of one-to-one teaching is directly affected by the quality of teachers, because the teaching staff of teachers is the core competitiveness of an education and training institution.