Electric connector assembly

The invention provides an electric connector assembly, which is used for realizing electrical connection between an electronic element and a circuit board and mounting a radiator above the electronic element, and comprises an electric connector and a plurality of first locking assemblies, the electric connector comprises a seat body bearing conductive terminals and a fixed support arranged around the seat body. The fixing support comprises a first side plate, a second side plate, a third side plate and a fourth side plate which are sequentially connected end to end, the first side plate is opposite to the third side plate, and the second side plate is opposite to the fourth side plate; the multiple first locking assemblies are arranged on the first side plate and the third side plate respectively, fix the fixing support to the circuit board and extend upwards out of the fixing support to be used for fixing the radiator. According to the electric connector assembly provided by the invention, parts required for