A packing assembly for transporting workpieces which have a plurality of pins, includes at least one packing member. Each packing member includes a top wall which includes at least one packing portion. Each packing portion defines a plurality of receiving grooves for receiving the workpieces. In each receiving groove, a bottom surface and two side surfaces are defined. The two side surfaces extend from opposite sides of the bottom surface. Each packing portion further includes a plurality of connecting surfaces. Each connecting surface connects two adjacent side surfaces of two adjacent receiving grooves, and defines a retrieving groove for facilitating the picking up and extraction of each workpiece. The bottom surface defines a plurality of passing-through holes for receiving and protecting the plurality of pins of the workpieces during transport.