An apparatus comprises blow-moulding mould means (4) arranged for expanding a preform (8) to obtain a container (2) , said blow-moulding mould means (4) comprising die means (9) cooperating with punch means (7) , the apparatus further comprising compression-moulding mould means (3) comprising further die means (5) cooperating with said punch means (7) for compression-moulding plastics to obtain said preform (8) .