1. The Model SYX-AF Liner Hanger Packer combines an integral liner top packer with a liner hanger, thus it's able to hang the liner and conduct effective seal on the liner top. 2. The packing elements have superior capacity to resist acid, alkali, oil and high temperature. 3. The packer is able to withstand 35 MPa differential pressure. 4. The setting tool cal be easily released just by applying certain weight on the drill string and rotating clockwise. 5. The Retrievable Pack-Off Bushing can be retrieved together with the setting tool after cementing, eliminating drill-out.