1. working parents spend less time in playing with their children:
heavy stress from job and cost of living in big cities
2. working parents have to spend more of their spare time in taking care of old people
3. electronic device like Ipad provide children more choices to spend their leisure time
employers or companies are forced to obey the labour law to offer workers with enough holidays; school can do something to improve the relationship by inviting parents to join the sports meeting, playing together with children to complete the games.