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The germination of packaging design can be traced back to the primitive era when people used shells, bamboo tubes, gourds, banana leaves, animal skins and other containers as packaging to store food; In modern times, packaging design is no longer just a simple function. The role of practicality and protection of commodities, commodity packaging is usually associated with commodities and has become an important factor in determining the attributes and value of commodities.

FDA is authorized by the U.S. Congress, which is the highest law enforcement agency specializing in food and drug management.

The number of composite material, thickness, viscose type (except co-extrusion) is an important factor affecting the price of composite bags. Retort Packaging aluminum foil composite bags, for example, its various materials to high temperature resistance, viscose to high temperature, so it is more expensive than ordinary aluminum foil composite bags.

In the "anti-plastic" wind prevailing today, the kraft paper bag is favored by more and more industries and enterprises, began to use it to replace plastic bags, shopping bags and so on for packaging products, this is because the kraft paper bag has general soft plastic packaging bags do not have the advantage.

Retort pouch is a kind of composite plastic film bag that can be heated. It has the advantages of both canned containers and boiling water resistant plastic bags. Food can be left untouched in the pouch, after high temperature (generally 120~135℃) sterilization heating, take out can be eaten. Retort pouch is widely used, different specifications of the packaging bag for the selection of base material and raw materials are different. 

A membranous metal paper coated or affixed with a film resembling silver, usually silvery white, actually aluminum foil. Aluminum foil, made of Aluminium foil with a thickness of less than 0.2mm, is mainly used in kitchens to cook, hold food and make materials that can be easily cleaned. Thousands of tons of aluminum foil are applied around the world to protect and wrap food, cosmetics and chemicals.

Skin packaging originated in developed countries in Europe and America. It is a novel packaging technology and a future development trend. Technically speaking, unlike vacuum shrink packaging and modified atmosphere packaging, skin packaging is to heat a transparent plastic film to soften it, and then cover it on the cut beef lined with a box, and vacuum from below. The plastic film softened by heating adheres to the surface of the beef according to the shape of the beef, and at the same time adheres to the tray that carries the beef. After cooling and forming, it becomes a novel packaging object

Easy tear sealing film is a kind of easy tear film, and it is also a relatively sealing packaging product at present. Easy tear sealing film, does not mean that the packaging itself is easy to tear, but attached to the packaging product is easy to be opened for use without consuming great effort or even damaging the package.

The acceptance of goods is very important for every manufacturer.  Only strict control can truly purchase high-quality raw materials, which is the same for food manufacturers. Especially for packaging food packaging bags, its acceptance process is also very important.

Protecting the appearance quality of food produces certain economic benefits

First of all, let's know about the raw materials used in the production of high and low pressure plastic bags: PE (polyethene), plastic bag, plastic wrap, etc. are all made by PE. There are three main types of PE commonly used to make plastic bags: HDPE, LDPE and LLDPE.

We know that all foods have a shelf life. In order to extend the shelf life of their products, food manufacturers usually work hard on their packaging. They usually inject gas or vacuum into the food packaging bag. The principle is to create a hypoxic environment to inhibit the growth and reproduction of bacteria on food, so as to prolong the shelf life of food bags. Among them, inflatable packaging is widely used in the packaging of puffed food. There are two reasons for this:

As one of the world's three drinks, tea is known as the beverage of the 21st century, and is favored by the world for its natural nutrition and health care quality characteristics. The nature of tea also determines the packaging of tea is very exquisite. Why is that? Because tea is a special commodity, imperfect packaging will often damage the shape, color and fragrance of tea. In order to achieve long-term storage and transportation, tea needs to be effectively packaged.

When packaging goods, businesses generally choose a beautiful plastic packaging bag for goods. But do you know the quality of these plastic bags? I believe many laymen will not be able to tell the difference. I want to tell you today: what to pay attention to when buying plastic bags.

Packaging bags used for direct packaging of food are all called food packaging bags. Since the food is to be packaged directly, the packaging bag is required to be non-toxic, sterile, and not contaminated before it can be packaged. Therefore, many food manufacturers often use some special methods to sterilize the packaging bags after packaging the food. Only in this way can it be ensured that the food will not deteriorate quickly and its shelf life can be ensured. Let’s introduce several common sterilization methods for food packaging bags.