An electronic module is disclosed, wherein the electronic module comprises: a module board and a connection board, wherein a plurality of first electronic devices are disposed over a top surface of the module board, and a plurality of second electronic devices are disposed on a bottom surface of the module board, wherein a plurality of first contact points are disposed on the bottom surface of the module board and electrically connected to a plurality of second contact points on a top surface of the connection board, wherein a plurality of third contact points are on a bottom surface of the connection board for connecting with an external circuit.