软式手提环制袋机的后面是一放副料架，副料的宽度等于软式手提条的长度，这副料是切成狭长的条状，输送入顶折部分，软式手提袋的手提副料输送系统，采用步进电机输送，它具有精密副料的传送，切断和封口，同时准确的封合于袋子的正中央。

　　At the rear,kne unwind station for the polyethylene handle film, The filmwidth is identical to the loop length.The filmis cut into narrow trips,and fed into the top fold .The flexible handle film feeding wywtem is feeding by motor.The roll of film is fed,cut and welded automatically and is precisely posi-tioned to the center of the carrier bag.