... with paper bags, weaving bag, cotton bag, etc. Topstar sewing units are equipped with either Ba Fang or New Long ... sewing head. Height, speed, stitching length are adjustable.TS310 with ... folding, threadcutting device.TS311 with Ba Fang sewing head, foot padel switch and manual threadcutting device.Belt ConveyorSewing unit with belt conveyorOther ...