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1、Electrical Maintenance Workshop - Maintenance Team Leader: 1 person, college degree or above, more than 2 years of work experience in the same position, familiar with electrical maintenance technology, maintenance procedures and safety regulations.

2、Electrical Maintenance Workshop - Technician: 1, college degree or above, more than 5 years of relevant work experience, familiar with electrical maintenance processes, maintenance procedures and safety regulations.

3、Thermal Control Instrument Workshop - Technician: 1 person, college degree or above, more than 5 years of relevant work experience, familiar with instrument maintenance technology, maintenance procedures and safety regulations.

4、Thermal Control Instrumentation Workshop - Maintenance Team Leader: 2 persons, technical secondary school degree or above, more than 2 years of experience working in a thermal control instrumentation workshop, familiar with thermal control instrumentation equipment, and experience working with pulverized coal furnaces and roasting furnaces.