Where to find 2022 best custom wholesale bulk vacuum seal bag suppliers？ If you want to be a professional buyer, you must see the second point before purchasing.

1. best custom vacuum seal bag suppliers:

It is recommended to purchase in China: The first vacuum seal bags suppliers in Guangdong Province, with the strongest economy for 16 consecutive years in China. What is more? Technology and manufacturing capabilities are also NO.1.

From 2014 to 2015, there were about 3 vacuum seal bags suppliers. 1 year later, increased to 20. By 2022, there are hundreds of vacuum seal bags suppliers all over China. located in the following provinces： Fujian, Hebei, Hubei, Zhejiang, Guangdong, etc. But the most styles and the best quality are in Guangdong Province. After all, Guangdong with mature technology and the richest production experience. Teamxpack is located in Guangdong with good transportation, near Hongkong, Shenzhen, and Guangzhou.

2. How to identify the best quality:

Vacuum seal bag has two different processes: composite and multi-layer co-extrusion. vacuum and puncture resistance performance are both good on two processes. But multi-layer co-extrusion also has the following three advantages:

1. Higher transparency: if the two bags are put together, you will find that the color of the composite process is weak in transparency(the left one is 7 layer co-extrusion film roll, and the right is composite film with yellowish color), as the following figure:

2. In terms of safety： the co-extrusion vacuum seal bag has no glue bonding process and is made of eco-resin particles. It is a recyclable material. As shown in the figure:

3. Our improvements： 1.0 version vacuum seal bag was a five-layer co-extrusion at the beginning, we introduced 7 layer co-extrusion equipment In 2018. The asymmetric structure is PA/Tie/PE/Tie/PA/Tie/PE or PA/TIE/PA/TIE/PE/PE/PE, it can not only ensure a certain barrier property but also a smooth bag making. what is more?it also prevents film curling. Although there is an 11-layer co-extrusion in China, the most stable and mature technology is a seven-layer co-extrusion. Some overseas customers rated us as a high-quality vacuum seal bag supplier, and our repurchase rate is almost 100%. 

3. the market demand:

Five years ago, the purchase volume of composite vacuum bags was greater than co-extrusion vacuum seal bags. But the market demand for co-extrusion bags has largely increased, which proves that customers are paying more attention to environmental protection and appearance.

In addition, black vacuum seal bags are more popular for a certain period. It has better light blocking performance and is a good choice for holding marijuana.

Finally，

Have to say，co-extrusion vacuum seal bags are more expensive than composite ones, although we can also provide composite vacuum bags. We suggest you purchase multiple layers of Co-extrusion one if you are a trading company and your customers are well-known brands.

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