1) lcd computer control with big display screen • 2) hydraulic double proportional valve • 3) hard chrome plated high tensile strength steel tie bars • 4) generous space for fitting large molds • 5) large opening stroke • 6) two position transducers to control clamping and injection • 7) four stages of injecting, independent velocity and pressure control • 8) hydraulic mold height adjustment device • 9) screw cold-start prevention device • 10) melt decompression control • 11) screw back pressure control • 12) multiple hydraulic ejection • 13) differential high speed clamping • 14) centralized lubrication system • 15) low pressure mold protection device • 16) mechanical safety interlock • 17) double electrical safety interlock • 18) oil return filter • 19) oil tank with inner stainless steel container.