A high spinning speed bearing, comprising: a housing which is a hollow tube with an axial cavity inside; and an assembly including at least two elements (16, 16a, 16b, 16c), each element (16, 16a, 16b, 16c) including two opposite ends, each end forming a connection portion (22, 23), the at least two elements (16, 16a, 16b, 16c) including at least one pair of two adjacent elements (16, 16a, 16b, 16c) being axially coupled together with one of the two adjacent elements (16, 16a, 16b, 16c) abutting against another one of the two adjacent elements (16, 16a, 16b, 16c) to allow at least one pair of two abutting connection portions of the at least one pair of the two adjacent elements (16, 16a, 16b, 16c) adapted to be closely contacted therebetween to form the assembly, and a largest circumferential outer wall surface between two connection portions (22, 23) of each element (16, 16a, 16b, 16c) forming a mounting portion (20, 20a, 20b) to allow the assembly to be fixedly encased in and fully contacted with the cavity of the housing to form the high spinning speed bearing, each element (16, 16a, 16b, 16c) also containing an axle hole axially running through the two opposite ends thereof, axle holes of the at least two elements (16, 16a, 16b, 16c) forming an axial hole of the assembly for insertion of a spinning shaft, the high spinning speed bearing having at least one storage chamber (15, 15a, 15b, 15c) to store lubricating media; characterized in that at least one set of multiple notches is formed between the at least one pair of the two adjacent elements (16, 16a, 16b, 16c) of the assembly and annularly distributed on the at least one pair of the two abutting connection portions and communicating with the axle hole, each element (16, 16a, 16b, 16c) further including at least one groove with an enlarged opening on at least one end of a wall surface of the axle hole directing towards at least one of the two connection portions (22, 23) and communicating with the at least one set of multiple notches, at least one set of multiple shaped recesses (39, 39a, 39b, 39c, 39d, 39e, 39f) formed on the wall surface of the axle hole and communicating with the at least one groove, the at least one set of multiple notches forming at least one set of multiple passages of the assembly to communicate with the at least one storage chamber (15, 15a, 15b, 15c) and the axial hole. a housing which is a hollow tube with an axial cavity inside; and an assembly including at least two elements (16, 16a, 16b, 16c), each element (16, 16a, 16b, 16c) including two opposite ends, each end forming a connection portion (22, 23), the at least two elements (16, 16a, 16b, 16c) including at least one pair of two adjacent elements (16, 16a, 16b, 16c) being axially coupled together with one of the two adjacent elements (16, 16a, 16b, 16c) abutting against another one of the two adjacent elements (16, 16a, 16b, 16c) to allow at least one pair of two abutting connection portions of the at least one pair of the two adjacent elements (16, 16a, 16b, 16c) adapted to be closely contacted therebetween to form the assembly, and a largest circumferential outer wall surface between two connection portions (22, 23) of each element (16, 16a, 16b, 16c) forming a mounting portion (20, 20a, 20b) to allow the assembly to be fixedly encased in and fully contacted with the cavity of the housing to form the high spinning speed bearing, each element (16, 16a, 16b, 16c) also containing an axle hole axially running through the two opposite ends thereof, axle holes of the at least two elements (16, 16a, 16b, 16c) forming an axial hole of the assembly for insertion of a spinning shaft, the high spinning speed bearing having at least one storage chamber (15, 15a, 15b, 15c) to store lubricating media; characterized in that at least one set of multiple notches is formed between the at least one pair of the two adjacent elements (16, 16a, 16b, 16c) of the assembly and annularly distributed on the at least one pair of the two abutting connection portions and communicating with the axle hole, each element (16, 16a, 16b, 16c) further including at least one groove with an enlarged opening on at least one end of a wall surface of the axle hole directing towards at least one of the two connection portions (22, 23) and communicating with the at least one set of multiple notches, at least one set of multiple shaped recesses (39, 39a, 39b, 39c, 39d, 39e, 39f) formed on the wall surface of the axle hole and communicating with the at least one groove, the at least one set of multiple notches forming at least one set of multiple passages of the assembly to communicate with the at least one storage chamber (15, 15a, 15b, 15c) and the axial hole.