How is Harbin Sheng 'an oral cavity? Is it serious for children to correct their teeth?

Yes, when we were young, we never saw children so sophisticated as they are now. Sometimes it is really difficult to teach and learn everything. However, correcting children is a big deal. They are not only ridiculed now, but also have bad backs and many oral problems. Go to the place you said. They are very powerful. Especially in the shops of Xidazhi, the environment is very good.