The state forbids B-ultrasound to improve the fertility rate?

In order to improve the fertility rate, the state prohibits B-ultrasound examination. The low fertility rate in China is closely related to factors such as work pressure and high housing prices. According to a paper by Southwestern University of Finance and Economics, every increase in the average price of commercial housing 1% will reduce the number of children's wishes by about 0.2. In addition, national quality education resources are insufficient.