Shrink Bag Technology Enhances Freshness and Presentation
Shrink bag technology is revolutionizing the packaging of poultry, seafood, and other protein products, delivering superior results for both processors and consumers.
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Over the years of doing packaging procurement, many customers have recognized the Nacheng brand, it's not because our marketing is particularly fancy, but because we have been deeply involved in this field for over a decade, both our quality and service have stood the test of time. Whether you are looking for reliable Vacuum Bag manufacturers to directly connect with production, or screening high-quality vacuum bag suppliers to ensure a stable supply, or have a large-scale wholesale demand, we can handle it all.
You don't need to worry too much about the price of our products, we have our own production line, which saves a lot of intermediate links and makes the price very reasonable. From the raw materials entering the factory to the finished products leaving the warehouse, there are six inspection steps alone, all to ensure that the goods delivered to customers are of highquality.
Among our Vacuum Bag series, the Food Vacuum Bag is specially made to meet food contact standards, it is soft in material but has excellent sealing performance, it is suitable for storing pickled foods, fresh produce or whole grains. After vacuuming and storing in the refrigerator, its shelf life can be extended by more than three times compared to ordinary bags. Many small restaurants and food online stores use it for a long time, the Nylon Vacuum Bag is also a popular choice for many people, after adding a nylon layer, its puncture resistance is particularly strong. It is not easy to break meat with bones or sharp hardware parts, it can withstand high and low temperatures, it can be frozen at minus twenty degrees or heated in a microwave oven without any problem, it is safe to use in factories and at home.

Nacheng is a professional manufacturer and supplier of Thermoforming Film series, we have our own production base, which can directly meet production demands, we have also established a complete supply chain system, as a reliable supplier of thermoforming stretch films, we ensure stable supply, highquality is the foundation of our existence, from the selection of raw materials to the control of temperature and tension in the production process, every step has strict standards to ensure that the products comply with relevant regulations for food contact or industrial packaging.
The Vacuum Thermoforming Film series under the Thermoforming Film series focuses on strong extensibility and sealing performance, after heating, it can closely adhere to the outline of the packaged items, and even irregular parts can be tightly wrapped. After vacuuming, it can effectively prevent bumps and oxidation, it is often used for individual packaging of hardware parts and precision instruments.
Our Barrier Thermoforming Film series has an additional special barrier layer, which has basic stretching forming performance and can efficiently isolate oxygen, water vapor and light, it is most suitable for products with high storage environment requirements such as fresh produce, cooked food and pharmaceutical intermediates, and can significantly extend the shelf life and storage period.

Nacheng manufacturer has been dedicated to the Shrink Bag field for many years, always prioritizing product practicality and customer needs, from the initial small-batch production to the current establishment of standardized production lines, we have accumulated a lot of practical experience in material proportioning and process optimization. Before each batch of shrink bags leaves the factory, they undergo multiple tests such as sealing performance and shrinkage rate, all to ensure that partners can use them with confidence.
The Shrink Bag series has segmented many different products to meet various preservation and packaging requirements, the greatest advantage of the Barrier Shrink Bag series is its outstanding ability to isolate oxygen and prevent moisture. After heat shrinkage, it can tightly adhere to the surface of the product, forming a tight protective barrier, using it to package foods that need to be stored for a long time, such as snacks and dried goods, can effectively delay deterioration and maintain the original flavor of the product.
The Vacuum Shrink Bag series is more suitable for fresh produce, meat and other products, after vacuuming and then heat shrinking, it can not only completely isolate air to prevent oxidation, but also compress the packaging volume, making transportation and refrigeration convenient, after shrinking, the appearance is smooth and the product details can be clearly displayed.
Wenzhou Nacheng New Materials Technology Co., Ltd.
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