China Vegetable Mesh Bag manufacturers agriculture vegetable mesh bags for onion have a wide range of uses especially in the agricultural- the packaging of fruits, vegetables, wood etc. The bags offer essential ventilation, enhances the products and increase the value of the products. they are made from PE or PP material. 1. The thickness of the composite film is different, or the heat sealing temperature is not well known. 2. Then, according to the reason, control the tension of the material. 3. If it is because of temperature, low-temperature heat-sealable materials can be used for production. agriculture vegetable mesh bags for onion can be produce in different types: knitted, twisted, flat, as well as in many colors and sizes. China Vegetable Mesh Bag manufacturers website:http://www.huigormeshbags.com/pp-mesh-bag/vegetable-mesh-bag/