1. Understand the basic knowledge of three types of confined spaces, including hazard factors, access procedures, safety measures and emergency measures.

2, master the three kinds of confined space safety operation procedures and related safety standards, and can operate in accordance with the procedures and standards.

3, familiar with the use of equipment, tools and materials in three kinds of confined space, and can use it correctly.

4. Understand the emergency situations and emergency measures that may occur in three types of confined spaces, and handle them correctly.

5, master the basic knowledge and skills of fire fighting, and can use fire fighting equipment correctly.

6, understand the occupational health knowledge and relevant laws and regulations, and can abide by the relevant provisions.

7, master the knowledge and skills of first aid, and can correctly carry out on-site first aid.