Labor productivity is a comprehensive technical indicator, which refers to the production efficiency of people in labor or the production effect or ability of workers. Production quantities of a product can be used to represent the unit time, labor time can also be used in the production of products, said mineral processing plant usually expressed as the amount of ore processed per unit of time, such as tons / person • month, t / person • years. The main factors determining the level of labor productivity are: the proficiency of labor, the level of scientific and technological development and its application in mineral processing, the form of production organization and labor organization, production scale and equipment efficiency, and natural conditions. Bass Series Vacuum Cleaner,Professional Vacuuming Tool,Portable Vacuum Cleaner,Car Washing Vacuum Cleaner Haotian Cleaning Equipment Technology Co.,Ltd. , https://www.flooringsweeper.com