Welder certificate can be divided into welder grade certificate and welder operation certificate. The grade certificate shall be handled by the labor bureau, and the operation certificate shall be handled by the municipal government safety supervision bureau. Welder grade certificates are divided into primary, intermediate and advanced certificates. If you take the exam at school, it's relatively easy. Intermediate certificate, some schools charge about 250 yuan. It will be cheaper if you go to the enterprise to take the exam. Generally, you only charge the price equivalent to the cost of the work. If you want to obtain a senior welder certificate, you need to have a certain basic welder certificate. You can go to a vocational school and issue a certificate after passing the graduation exam, or you can go to the local labor department to take the exam and pass the exam. How much does it cost to apply for a welder license? The examination fee is about 400 yuan -600 yuan.