Abstract: A sugar cane shred press roller and a presser including the same are provided, which belong to the technical field of sugar-making equipment. Several circumferential bosses are arranged in an axial direction of a cylindrical roller body of the sugar cane shred press roller; modified cylindrical helical gears with opposite modification coefficients are formed on both sides of each of the circumferential bosses; and an annular juice discharge groove is formed between adjacent circumferential bosses. A presser with the sugar cane shred press roller is provided, axes of several sugar cane shred press rollers are spatially parallel with each other, the circumferential bosses and the juice discharge grooves of the adjacent sugar cane shred press rollers fit with each other and have gaps left, and the modified cylindrical helical gears of the adjacent sugar cane shred press rollers are meshed with each other.

Abstract: An attendance management system includes: a cloud data platform, the cloud data platform storing registration information of an object subjected to an attendance check and an attendance record of the object, and the registration information comprising identity information and attribute information; at least one attendance terminal, each of the at least one attendance terminal exchanging data with the cloud data platform by means of a predetermined interface, and each attendance terminal being used to receive, by means of the predetermined interface, the registration information of the object transmitted by the cloud data platform; and an acquired facial image of the object. The attendance record includes at least one of the acquired facial image of the object, an attendance time, and an attendance region.