On the one hand, they believe that training can send their children to nurture a child's interest in certain areas. On the other hand, can be through training, to improve the child's achievements, not backward with others.
On the one hand, they think to send their children to training classes can cultivate children's interest in sth. On the other hand, through training, improve children's achievement, don't fall behind the others.
On one hand, they believe that send their children to training sessions can foster children in certain areas of interest. The other hand, through training, to improve child achievement, keep up with others.