The series of multipoint grease lubricating pumps are applicable for multi-line grease centralized lubrication systems,which possess the following features;quite long greasing periods;lubrication points not more than 50;nominal pressure not more than 10MPa.As the supply devices,the pumps dispense grease to various lubrication points directly or via single-line superposition distributors.In particular,the pumps are suitable for miniature equipments of crushers,forging machines,dock cranes,printing machines and so on.