EXTRUDER: Main transducer and feeder’s transducer: ABB; Switzerland Air switch: SIEMENS OR Schneider, Omron, ABB,LG. State Relay Control system: Controlled by SIEMENS MP270 computer, with chromatic liquid crystal screen. All the parameters can be defined on the screen, such as the rotation speed, temperature. All electric parts from worldwide well-known brands, like Siemens, Schneider, Omron, etc. Extruder: Totally 4 extruders equip on the extrusion line. High Speed inner pipe Extruders also for one layer pipe extrusion Welding Machine: Butt-welding system takes Germany product. Aluminum forming system: Patent Aluminum pipe forming system and welding sleeves. Consumble parts: Low cost production running for consumble parts. Haul-off : synchronization for three haul-off machine Winding machine: Torque control and linear reel winding machine, serve motor control. Auxilary Machine: Laser diameter survielence. Jet Printer. Welding effect inspection system.Aluminum accumulator.