Where does Yutai County, Jining City, Shandong Province handle the welding operation certificate?

The place where the welding operation certificate is handled is the responsibility of the Human Resources and Social Security Bureau of Yutai County, Jining City, Shandong Province. According to the relevant information, you can call the service hotline of the bureau for detailed handling procedures and required materials, or go to the local human resources and social security bureau for details.