JARI Extrusion line has JJZ series extruder with computer control system that use epigynous and hypogynous manage control system, epigynous machine use SIEMENS OP25 operate panel, have some piece of system state, friendly and directly interface, expedient and credibility operate. Hypogynous machine use SIEMENS S7 series programmable controller, could run and monitoring whole product line. To use Japan Fujitsu QF air switch, Japanese RKC thermal controller, German SIEMENS main screw timing, England Spring feeding screw velocity modulation device, digital display of revolving speed and torsional moment, ampere meter, new style of connector assembly, Germany WEID MULLER wiring terminal, high temperature lead. Beside this, such below is also used: Japanese SMC high temperature electromagnetic valve, import spherical roller thrust bearing, double-row centripetal spherical bearing, single-row conical roller bearing, framework style rubber oil seal, French TE contactor, miniature air switch, button, indicator, Germany Balluf approach switch.