Whole grains are an indispensable part of our daily life, and the packaging of whole grains is also collectively referred to as food packaging bags. The packaging of whole grains needs to pay attention to the requirements of quality, moisture resistance, spoilage, staleness, and aroma retention, so the packaging of whole grains is very important. With the continuous development of my country’s economic level, my country’s consumption level and consumption concept have also undergone tremendous changes. In terms of food, more people pay attention to factors such as safety, health, greenness, hygiene, and environmental protection, and are no longer just to satisfy their hunger. On the other hand, more and more attention is paid to the traceability and grade of food, so the buyers of some bulk whole grains are also slowly decreasing. Take rice as an example. In the past, we bought rice in bulk, but now we use vacuum packaging bags for vacuum packaging. Generally, rice ranging from 5KG, 10KG or 20KG is packed. Its product quality and product traceability is guaranteed. On the one hand, the importance of security is reflected. On the other hand, the decorative properties of food packaging bags have also been fully utilized in the field of whole grains. By designing and printing colorful patterns, it attracts consumers and improves the quality of the product itself. To the role of brand promotion. What is the general material of the food packaging bags used for whole grains? Generally speaking, it is mainly a composite of PE, nylon, aluminum foil, aluminum plating, PET and other materials. The bag types are generally three-side sealing food packaging bags, stand-up bags, eight-side sealing flat bottom zipper bags, middle-sealing organ bags, etc. The bag types can also be customized according to customer requirements.