Ordinary welding certificate shall be handled by the safety supervision bureau. Generally, local vocational schools are entrusted with training and assessment. The welding certificate of special equipment shall be handled by the Quality Supervision Bureau, and the general subordinate special inspection office shall meet the examination.

Welder's certificate is different from other certificates, mainly divided into two types. One is the welder's license, that is, the welder's special operation certificate, which is issued by the safety supervision bureau; One is the welder qualification certificate, that is, the welder grade certificate, which is issued by the Human Resources and Social Security Bureau. General welders must hold welder's operation certificate. After the general welder's operation certificate is registered in the local formal organization, the safety supervision bureau will issue the welder's operation certificate to those who pass the examination. Working without a license is illegal. Welder qualification certificate is a grade certificate, which proves a person's technical level. This grade certificate is generally divided into five levels: primary, intermediate, advanced, technician and senior technician. Generally, it is issued by the labor department after signing up for the exam. According to your own needs, if you need to work, you can apply for a welder's operation certificate. If you don't have both, you can apply for both certificates. If you need to find a job in the future, apply for a backup, so you don't have to deal with it in time.