Abstract: A swing roller skate with a novel manufacturing process includes: an aluminum insert, a panel, an anti-wear bar, a lower bearing, an upper bearing, an insert plastic wheel fork, a PU wheel and an insert cap, wherein: the aluminum insert is injection-molded into the panel; a front portion of the panel forms a pole, a front end forms a cylinder, a rear portion forms a flat cylinder, a rear end forms a cylinder, and a middle forms a circular sheet; top side holes and bottom side holes are drilled at the front end and the rear end of the panel, and through holes are provided between the top side holes and the bottom side holes; two oval holes are drilled at a circular bottom face of the plane, the anti-wear bar is provided at two sides of a bottom face of the middle portion of the plane.

Abstract: A feet-swinging-type roller skate of concave plastic panel (1) comprises a concave plastic panel (1) and a universal wheel (2). The top of the two concave plastic panels (1) is in the shape of a concave. The front top and rear top of the concave plastic panel (1) are respectively provided with the universal wheel (2) on their lower ends. The feet-swinging-type roller skate of concave plastic panel (1) should be used in pairs.