FX412 Flax Roving Frame is a new generation of flax roving frame newly developed by our company through years of practices. The machine has abandoned differential mechanism, cone drum forming mechanism and lifting and reversing mechanism installed on conventional roving frame. For the transmission system of the complete machine, no change gear exists and it is driven by 5 independent servo motors. The most advanced five-shaft link and closed-loop control technology shall be adopted to make the machine more simple and efficient.