Human resources include human resources strategy and planning, recruitment and deployment, training and development, performance management, salary and welfare management, and labor relations management (referred to as "six modules of human resources limited company"). There are two main types of human resources consulting services. One is a professional human resources company, so the human resources consulting service you mentioned (we also call it "employment instructor") belongs to one of the six modules of human resources recruitment and deployment, mainly to help. Help recruitment enterprises to analyze the recruitment situation, and suggest that recruitment enterprises choose recruitment methods and adjust recruitment conditions. The other is an enterprise management consulting company, which mainly consults on enterprise management. Generally, these enterprises are basically engaged in telemarketing.
That's about it. Probably a professional. If you don't understand, please tell me and I will try my best to help you!