What kinds of special operators are there?

It is best to get a special operation qualification certificate, regardless of level, and there is no link at present.

Special operation categories and operation items

Category item remarks

A, electrician operation class 1. Low pressure operation and maintenance

2. High voltage operation and maintenance

3. Cable installation

Second, the metal welding and cutting

Operation class 1. Covered electrode arc welding, gas welding and gas cutting.

2. Argon arc welding

3. Carbon dioxide welding

4. Resistance welding (butt welding of steel bars)

Third, enterprise motor vehicles

Driving class 1. Forklift and forklift driving

2. Battery car driving

3. Dump truck driving

4. Bulldozer driving

5. Roller drive

6. Motor grader driving

7. Paver driving

8. Excavator driving

9. Loader driving

10. Driving of electric excavator

1 1. harvesters

Four, high homework class 1. Demolition of building scaffolding

V. Refrigeration operation category 1. Refrigeration operation

2. Refrigeration installation and maintenance

3. Air conditioning operation

4. Air conditioning installation and maintenance