How to recognize the special types of work?

According to the "special operators safety and technical training and assessment of management regulations," the provisions of the special trades need to confirm the special trades through rigorous training, assessment, licensing and review procedures to confirm the special trades occupational qualifications allow, and obtain the Ministry of Labor uniformly printed by the Ministry of Labor, local, municipal and above the labor administration is responsible for the issuance of the national common "special operators operating license" of the personnel, that is, the qualifications of the special trades.