This application is usually based on specific conditions or circumstances, such as financial difficulties, specific status (such as students, veterans, etc.). ), specific diseases or other special circumstances. For example, in the field of education, some poor students may have the right to apply for tuition fee remission; In the medical field, some patients may have the right to apply for medical expenses reduction; In the field of patent application, applicants can apply for patent application fee reduction according to their own economic situation. These applications usually need to provide relevant supporting materials and follow certain procedures. In some cases, after successful application, the applicant may need to abide by certain terms and conditions, such as maintaining certain academic achievements or obtaining certain work performance. Applying for policy fee reduction is a way to obtain economic benefits by using public policies, aiming at helping those individuals or organizations facing economic or other difficulties.