Bags, commonly known as: tons of bag, suitable for 500-1000 kg of product packaging.Can add a punching bag in the packet, convenient loading and unloading.You can also add cover to prevent pollution.Can also add a layer of plastic film, used to packaging need moistureproof products.Flexible bags is a kind of intermediate bulk containers, is a collection of packaging, has a large volume, light weight, easy to loading and unloading etc., is a common form of transport packaging.It is made of woven plastic (that is made of the suitable plastic stretch belt or monofilament materials) processing sewn into a round (C) or square type (S) bag, the structure has enough strength, suitable for lifting the transport operations, to facilitate loading and unloading device, can for rapid loading and unloading.It usually have in and out of the mouth, in and out of the mouth into the opening type (M type) and non-uniform opening type (N), lifting structure is divided into top lift (H), side crane (W), bottom hang (type B), etc.There is a commonly known as the space bag of fantasy bags.