PP mushroom grow bags with injection port just like you saw on the original title which have extra injection port. Shangjun plastic products Co., Ltd. is a professional manufacturer of packing bag,We not only strive to produce high quality bags, but also pay attention to the upgrading of bag functions.
PP mushroom spawn bags and PP mushroom grow bags with filter patch are both gusset bag,The difference is that one has a filter patch and one does not.Mushroom growers in China mostly use bags without filter patches,The bag they use also belongs to gusset bag, but PE material cannot withstand high temperature and high pressure,And the bags are not as hot sealed as ours.
