Production line integrates the apparatus such as robots, ultrasonic welding machines, torque wrenches, oil coating system, force sensor, displacement sensor, CCD cameras , Lin & CAN communication, barcode printing. It has the function of prevent wrong assembly , traceability system , nonconforming product controlling, single piece flowing, internal LAN and remote operation. and automatic detect stroke, electrical signal and force signal . There is a paperless documents display system , the scene monitoring and automatic monitoring CPk data.