Abstract: An intelligent moving basketball shooting frame includes a slide track and a backboard with a basket, a groove is provided on the slide track; a PCBA board is provided in an interior of the backboard; a rear face of the backboard is provided with a bracket which is in matching projection-and-recess engagement with the groove, and a power wheel is driven by the PCBA board; when the backboard is hung on the slide track through the bracket, the power wheel is in contact with a surface of the slide track, and drives the backboard to move back and forth along the slide track. The intelligent moving basketball shooting frame is simple in structure, light in weight, convenient to carry, easy to assemble/disassemble, and the installation position is not restricted by venues; at the same time, the basket is movable and is more entertaining.

Abstract: Dermis tissue cell aggregation, which comprises isolated dermis tissue cells with biological activity, is provided. The isolated dermis tissue cells are preserved in a mixed solution consisting of an isotonic saline solution for medical use, an anticoagulant, a nutrient for cells and a cell growth promoter, and a non-fluidity dermis tissue cell aggregation with adhesion is formed after several processes. A method for preparing the dermis tissue cell aggregation and the use thereof in preparing medicines for repairing scars are provided.