The width of the folded edge should be measured with a steel ruler up to 0.1 cm. The requirement of the detection is very strict. It should be noted that in the same batch of vegetable net bags, it depends on the size of the color difference, generally there is no obvious color difference. And there is no obvious stain on the Internet. It also depends on the edge of the vegetable net bag. The edge of the bag with good quality should be flat, and there is no obvious dislocation.
These are the ways to distinguish the quality of vegetable net bags. I hope these introductions can help you to buy good quality net bags when you choose them.