The certificate that the boiler and other special welding equipment personnel must possess is a safety technical certificate issued by the safety production supervision and administration bureau, in accordance with state regulations. The electric welding certificate issued by the Technical and Quality Supervision Bureau refers to the certificate issued by the Safety Supervision Bureau in addition to the certificate issued by the Technical Supervision Administration. It is one of the necessary certificates for electric welding operators, also known as the employment certificate. All electric welding operators should also hold the welder certificate issued by the human resources and social security departments.
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