◪ Should have a detailed understanding of its composite materials, uses, etc.

◪ Should choose relevant Eco-friendly materials, non-toxic, non-smell, safety and environmentally friendly.

◪ Should know what products are going to be packed and whether there are special requirements or not.

◪ Should know whether it needs to be vacuumized and whether it needs to be protected from light, etc.

◪ Should know the bag size suitable for your products packing.

◪ Should know what kind of bag type such as stand up bag, flat bottom bag or three side sealed bag, etc. are required.