In the case of baseball, for example, the impact of registering a baseball player on a child's school attendance is analyzed on a case-by-case basis, and the registration process varies by region and institution. Here are the detailed instructions:

Advantages for further education: In China, some schools have extra points or special recruitment policies for students with sports talents (including baseball), which must comply with the regulations of the local education department.
Quality training: Training can improve comprehensive abilities such as time management and teamwork, and indirectly promote academic performance.
Time conflicts: Regular training (3-5 times a week) and competitions may occupy after-school time, so you need to plan your study schedule reasonably.
Career Options: If you enter a professional youth training system (such as the MLB China Development Center), you may need to adjust your academic path.

Age requirement: usually 5-18 years old (different league groups)
Health status: Physical examination report is required (required by some institutions)
Sign up for the channel
School Clubs: Sign up through your school's baseball club
Local associations: Check the local registration points on the official website of the China Baseball Association (www.baseballchina.org).
Business clubs: such as MLB baseball development centers, local baseball training institutions
The specific process
Select the level of participation: Community League/Inter-School Competition/Professional Youth Academy
Required Materials:
Proof of identity (copy of household register/passport)
Guardian Consent Form
Proof of accident insurance (mandatory)
Technical assessment: Some professional institutions will conduct physical fitness and skill tests
Payment fee: annual fee of about 2000-8000 yuan (including equipment/venue/coach fee)
Registration and filing: The data is entered into the Youth Sports Management System of the General Administration of Sports of the People's Republic of China

Student status management: Professional athletes need to be filed with the local education bureau, and the duration of cultural classes must be guaranteed during the compulsory education stage.
Tournament classification: The China Youth Baseball League is divided into U8/U12/U15/U18 groups, which must be declared according to actual age.
International Path: MLB China selection needs to go through official activities such as "MLB First Pitch", and the best candidates can go to the United States for training.
Parents: Communicate with the school in advance about the training schedule
Pay attention to policies such as the "Opinions on Deepening the Integration of Sports and Education".
Regularly assess your child's athletic and academic balance
For details, please consult the Youth Department of the local Sports Bureau or the Chinese Baseball Association, and pay attention to baseball No. 1 to learn more about baseball.