School. Belong to the compulsory education stage, according to the students' grades to determine the placement. According to the relevant regulations, the school has no right to divide classes privately because of students' grades, and can apply to the school; In the stage of non-compulsory education, you can complain to the academic affairs office or the principal's office of the school.

Local education administrative department. That is, complaints and reports from the Education Bureau can also be reported to the Education Bureau by telephone or e-mail.

Ministry of education. The Ministry of Education has relevant documents that clearly stipulate that classes cannot be divided. You can complain to the Ministry of Education.

The placement of the first grade of primary school is usually decided according to the specific conditions and policies of the school. Here are some common placement methods:

1. regional classes: the school divides classes according to the geographical area or home address of students. This way can ensure that students come from nearby communities or school districts, which is convenient for students to communicate and socialize.

2. Education placement: The school may consider students' education (such as kindergarten classes) for placement. The purpose is to put students with similar backgrounds in preschool education in the same class, so that teachers can adapt to their learning needs more easily.

3. Mixed placement: The school may consider various factors for placement, such as students' social skills, gender balance, hobbies and so on. This placement method aims to create a diversified class, so that students in the class can complement each other and support each other.

4. Teachers recommend placement: Schools can also ask teachers to give advice to each student, and place students according to the teacher's recommendation and evaluation results. This way can take into account the learning ability, hobbies and behavioral characteristics of individual students in order to better meet their needs.

No matter which class placement method is adopted, the goal of the school is to allocate students to all classes reasonably and promote balanced development and benign interaction among students. At the same time, the school will try its best to meet the needs and wishes of parents, but ultimately it is up to the school to make a decision.