What was manpower called in ancient times?

What was manpower called a servant in ancient times?

According to relevant information, migrant workers in this country are called male slaves and female slaves. After modern times, people call male slaves and female slaves manpower, so that there will be no distinction between people.

Human resources are people, and the broadest definition refers to human resource management, which includes six modules: human resource planning, recruitment, training, performance, salary and labor relations.