Connector assembly

A connector assembly comprises a shielding case, a socket connector and a rear cover. The shielding case comprises an insertion channel with a rear end opening, a top wall, two side walls and a bottom wall, each side wall is provided with a stop block protruding towards the insertion channel, each stop block is of a three-dimensional convex hull structure and is provided with an upper stop edge and a rear stop edge, and the bottom wall is provided with an insertion piece which is located on the rear portion and extends backwards. The socket connector is arranged at the rear section of the plugging channel of the shielding case in a manner of being assembled from the rear end opening, the socket connector comprises a socket shell, and the socket shell is provided with a stop block accommodating groove formed in the side surface and a slot integrally formed in the bottom; the stop block accommodating groove accommodates the stop blocks of the two side walls, and the insertion sheet of the shielding case is inse