— high automatic level; an automatic pvc fiber feeding belt sends fiber into the card cloth rollers automatically. it guarantees the operators safe. —compact equipment and high efficient. the frame head is combined with 1 big roller and 7 smaller rollers. the fiber can be loosed as much as the most incompactly. the processing is with low rotate speed. contrary the output is high and the fiber is impossible to be damaged. —over loading protection system. every roller will be passed the moving balance examination before inspection. after this there is no shake and no noise when processing. —metal induction alarm system. with this design it will have an alarm immediately when a metal coming to the entrance beside the roller. it avoids the important part rollers damaged. — the most obvious feature is it combined opening and filling system in one group that whole processing is completely finished with in one line. the filling quantity can be adjusted by a photo switch. meanwhile the whole line can be striped easily by the operator to clean by them.