How old is Guoqing badminton?

The national youth badminton age groups are as follows:

* Juvenile group:1under 7 years old;

* Youth group: 18~20 years old;

* Adult group: 2 1 year or above.

Therefore, the maximum age limit of national junior badminton is 2 1 year. Athletes over 2 1 year old will no longer be regarded as teenagers, but need to participate in the corresponding competitions according to the regulations of other age groups.