It can absorb a large amount of water and distribute quickly, with good permeability and high breaking strength. It is mainly used as packaging materials such as gunny bags and carpet bottom cloth. As the jute yarn is thick and the fabric is thick, it can be used as packaging materials such as gunny bags, and can withstand throwing, extrusion, dragging and impact without breaking. If the sample cutter is used for sampling or handling, and the hand hook is used, the sack hole will be automatically blocked immediately after the sample cutter or hand hook is pulled out, so as not to leak or scatter the bagged materials.