1. Small clamping unit with large shot weight, suitable for different PET preform mould requirements. 2. Double pump design for mould open and ejector forward at the same time. 3. Equip with low speed and high torque hydraulic motor which is good for charging material stably and fast 4. Big diameter screw and barrel, special design for PET material 5. Increased ejector force and stroke to improve the ejecting speed. 6. Equip with special cooling water distributor and compressed air valve for easy operation. 7. Totally closed barrel cover made of carbon steel for safe energy 8. Platen hole could be drilled specially according to preform mould, cancel clamp plate for fixing mould.