National academic conference.

The national first-class academic conference refers to a comprehensive national academic conference sponsored by the national first-class society affiliated to China Association for Science and Technology.

The national first-class sports academic conference is the "National Sports Science Conference" sponsored by the Chinese Sports Science Society. ...

2.

National second-level academic conference.

The national second-level academic conference refers to the national academic conference sponsored by the National First-level Society Branch of China Association for Science and Technology.