A cable connector assembly (100) comprises an insulative housing (1), a contact group (2, 3) assembled with the insulative housing, an insulated cover (5), a cable (4) connected with the contact group, and an apparent member (6) with a columnar shape having a right-hand thread (61) on one end of an inner wall thereof and a left-hand thread (62) on the opposite end, and the inner wall of the apparent member is matched with the insulated cover via the threads in different directions.