HR is the abbreviation of human resources. What you do in the enterprise is to be responsible for all things related to people. There are six modules related to human resources in enterprises: human resources planning, recruitment, training, performance management, salary management and labor relations management. Each has its own system, which together is the whole big human resources system.

HR software, referred to as human resource software for short, refers to human resource software, which is an information tool that can help manage the company's human resources.

HR: Half-rate, 5.6 Kb/s, HR is a GSM speech coding method, which aims to increase the capacity of GSM network, but it will damage the speech quality. Due to the lack of network frequency, some large operators have opened this way in densely populated areas of big cities to increase capacity.