Including electrical work, metal welding, cutting operations, lifting machinery operations, climbing and erection operations, etc.

It means a type of work that is prone to casualty accidents and poses a major hazard to the health or safety of the operator, others and surrounding facilities. The former Ministry of Labor of the People’s Republic of China designated types of work that are engaged in underground, high-altitude, high-temperature, extremely heavy physical labor, and toxic and harmful work as special types of work, and clarified that the scope of special types of work shall be determined by the competent departments of each industry or the labor department.

Special type of work is not a formal concept, it is just a conventional name. Therefore, it is not formally defined by standards or regulations.