I thought that with the opening of the second child policy, the population structure of Chaoyang industry will change within five years. The market estimate is 1000 billion, but the data published by 17 and 1 give everyone a hard mouth. The fertility rate of women of childbearing age is only 1. 13, which is far lower than the national expectation of 1.6. Many related industries and even different industries want to share a piece of this field. The traditional model of selling courses is highly homogeneous and has reached the bottleneck, so the competition is fierce, and there is no real subdivision and meticulous channel management.