The present disclosure a connector including a housing, a terminal module, a ground plate and a shielding member. The housing is provided with a base and a mating portion. The mating portion is provided with a mating surface and a slot. The terminal module includes a number of signal terminals and an insulating block covering the signal terminals. Each signal terminal is provided with a contact portion extending into the slot. The ground plate and the at least one terminal module are arranged side by side. The insulating block is provided with a perforation hole, the ground plate is provided with a through hole communicating with the perforation hole. The shielding member is inserted in the perforation hole and the through hole.