Cranial defects are a common problem in today’s society, as some people suffer damage to their skulls as a result of accidents, trauma, and disease. With a skull defect, the brain loses its protective barrier, posing a direct threat to life and health. Therefore, in order to remodel the hard protective shell of the brain, cranial repair surgery must be done to maintain life and health. In other words, when there is a problem of cranial defects, it is imperative to have cranial repair surgery. Many patients ask similar questions like the cost of cranial repair, in fact, do not worry, cranial repair surgery is a very common surgery, the cost will not be very high, as long as you choose to the regular hospital, the cost is fair and reasonable. And as long as the patient’s situation in line with the health insurance policy and local regulations, part of the cost can still be reimbursed through the health insurance, which also greatly reduces the cost of medical treatment. While concerned about the cost of cranial repair surgery, patients should focus more on the effect of the surgery. This involves the choice of materials and repair surgery techniques as well as the choice of surgeon, only if these are done well, the surgery can be more successful. And, the choice of surgical materials also has a direct impact on the cost of surgery. The common materials used in cranial repair surgery are titanium mesh, bone cement, plexiglass and so on, but after many clinical verifications, these traditional materials are more harmful than beneficial, so they have been slowly out of use. Currently more popular is the peek material, which is a polymer material, it appears to make up for the shortcomings of the traditional materials. peek material is strong and elastic, high biocompatibility, thermal stability, but also be able to carry out personalized customization, will not be rejected after the operation, it is a good material for craniofacial repair surgery.